Factors of 540
The factors of 540 are 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540. It has 24 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 540 is a whole number that divides it with nothing left over. You only need to test the numbers up to √540 ≈ 23.24; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 24 factors.
- 3
Prime factorisation: keep dividing by the smallest prime that fits.
- 4
Add all the factors: the sum is 1680. Without 540 itself that is 1140, so 540 is an abundant number.
LaTeX source of the formulas on this page
\[ 540 = 2^{2} \times 3^{3} \times 5 \]Factor pairs of 540
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 540 | 1 × 540 = 540 |
| 2 | 270 | 2 × 270 = 540 |
| 3 | 180 | 3 × 180 = 540 |
| 4 | 135 | 4 × 135 = 540 |
| 5 | 108 | 5 × 108 = 540 |
| 6 | 90 | 6 × 90 = 540 |
| 9 | 60 | 9 × 60 = 540 |
| 10 | 54 | 10 × 54 = 540 |
| 12 | 45 | 12 × 45 = 540 |
| 15 | 36 | 15 × 36 = 540 |
| 18 | 30 | 18 × 30 = 540 |
| 20 | 27 | 20 × 27 = 540 |
Questions
What are the factors of 540?
The factors of 540 are 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540. It has 24 factors.
What are the prime factors of 540?
2, 3, 5. As a product: × × 5.
How many factors does 540 have?
540 has 24 factors (12 factor pairs).
What is the sum of the factors of 540?
1680.
Is 540 a prime number?
No. It is divisible by 2, so 540 = 2 × 270.