Divisors of 13770: All 40 Factors

Divisors (Factors) Calculator

Use the calculator above to find all divisors (also called factors) of any positive integer up to 4,782,969. Beyond the divisor list, this tool also shows divisor pairs, the sum and count of divisors, prime factorization, and number properties (prime, perfect square, perfect number).

All Divisors of 13770

The number 13770 has 40 divisors:

1,  2,  3,  5,  6,  9,  10,  15,  17,  18,  27,  30,  34,  45,  51,  54,  81,  85,  90,  102,  135,  153,  162,  170,  255,  270,  306,  405,  459,  510,  765,  810,  918,  1377,  1530,  2295,  2754,  4590,  6885,  13770

Divisor Pairs of 13770

Each pair multiplies to 13770:

Number of Divisors

The number 13770 has 40 divisors, written as τ(13770) = 40 in number theory.

Sum of Divisors

σ(13770) = 1 + 2 + 3 + 5 + 6 + 9 + 10 + 15 + 17 + 18 + 27 + 30 + 34 + 45 + 51 + 54 + 81 + 85 + 90 + 102 + 135 + 153 + 162 + 170 + 255 + 270 + 306 + 405 + 459 + 510 + 765 + 810 + 918 + 1377 + 1530 + 2295 + 2754 + 4590 + 6885 + 13770 = 39204

Prime Factorization of 13770

See the full prime factorization calculator →

Properties of 13770

• 13770 is composite.
• 13770 is not a perfect square.
• Number of divisors: 40.
• Sum of divisors: 39204.

Common Divisors with Another Number?

Looking for the divisors that 13770 shares with another number? Use our Greatest Common Factor (GCF) calculator — it finds all common divisors and the largest one.

Step-by-Step: How to Find the Divisors of 13770

An efficient way to find divisors uses the complementary pair trick: check each integer i from 1 to √13770 ≈ 117.35. If i divides 13770, then both i and 13770/i are divisors.

1. 1 divides 13770 (13770 ÷ 1 = 13770) → pair (1, 13770)
2. 2 divides 13770 (13770 ÷ 2 = 6885) → pair (2, 6885)
3. 3 divides 13770 (13770 ÷ 3 = 4590) → pair (3, 4590)
4. 5 divides 13770 (13770 ÷ 5 = 2754) → pair (5, 2754)
5. 6 divides 13770 (13770 ÷ 6 = 2295) → pair (6, 2295)
6. 9 divides 13770 (13770 ÷ 9 = 1530) → pair (9, 1530)
7. 10 divides 13770 (13770 ÷ 10 = 1377) → pair (10, 1377)
8. 15 divides 13770 (13770 ÷ 15 = 918) → pair (15, 918)
9. 17 divides 13770 (13770 ÷ 17 = 810) → pair (17, 810)
10. 18 divides 13770 (13770 ÷ 18 = 765) → pair (18, 765)
11. 27 divides 13770 (13770 ÷ 27 = 510) → pair (27, 510)
12. 30 divides 13770 (13770 ÷ 30 = 459) → pair (30, 459)
13. 34 divides 13770 (13770 ÷ 34 = 405) → pair (34, 405)
14. 45 divides 13770 (13770 ÷ 45 = 306) → pair (45, 306)
15. 51 divides 13770 (13770 ÷ 51 = 270) → pair (51, 270)
16. 54 divides 13770 (13770 ÷ 54 = 255) → pair (54, 255)
17. 81 divides 13770 (13770 ÷ 81 = 170) → pair (81, 170)
18. 85 divides 13770 (13770 ÷ 85 = 162) → pair (85, 162)
19. 90 divides 13770 (13770 ÷ 90 = 153) → pair (90, 153)
20. 102 divides 13770 (13770 ÷ 102 = 135) → pair (102, 135)
21. Collect all unique values: {1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 81, 85, 90, 102, 135, 153, 162, 170, 255, 270, 306, 405, 459, 510, 765, 810, 918, 1377, 1530, 2295, 2754, 4590, 6885, 13770} — total 40 divisors.
22. Sum: 1 + 2 + 3 + 5 + 6 + 9 + 10 + 15 + 17 + 18 + 27 + 30 + 34 + 45 + 51 + 54 + 81 + 85 + 90 + 102 + 135 + 153 + 162 + 170 + 255 + 270 + 306 + 405 + 459 + 510 + 765 + 810 + 918 + 1377 + 1530 + 2295 + 2754 + 4590 + 6885 + 13770 = 39204.

Nearby Examples

Related Operations for 13770

• Multiples of a Number — "outward" complement of divisors
• 13770 Prime Factorization — decompose into prime building blocks
• Find GCF of 13770 and another number
• Find LCM of 13770 and another number
• Is 13770 a perfect square? (odd divisor count ⇔ yes)

See also our tables of divisors:

• Table of all divisors from 1 to 100
• Table of all divisors from 1 to 500
• Table of all divisors from 1 to 1,000
• Table of all divisors from 1 to 10,000

What Is a Divisor?

A divisor (also called a factor) of a positive integer n is any positive integer d such that n ÷ d has no remainder. In other words, d divides n evenly.

Every positive integer n has at least two divisors: 1 and n itself (with 1 being the trivial case of having only itself). Numbers with exactly 2 divisors are prime; numbers with 3 or more divisors are composite.

Why use this calculator? Beyond just listing divisors, this tool computes the sum σ(n), the count τ(n), prime factorization, divisor pairs (useful for visual learners and factoring problems), and detects whether n is a prime, a perfect square, or a perfect number.

References

• [1] Divisor (Wikipedia)
• [2] Divisor function (Wikipedia)
• [3] Divisor (Wolfram MathWorld)

Divisors Calculation Examples

Find all divisors of these numbers: