Factors of 1380
The factors of 1380 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380. It has 24 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 1380 is a whole number that divides it with nothing left over. You only need to test the numbers up to √1380 ≈ 37.15; 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 4032. Without 1380 itself that is 2652, so 1380 is an abundant number.
LaTeX source of the formulas on this page
\[ 1380 = 2^{2} \times 3 \times 5 \times 23 \]Factor pairs of 1380
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 1380 | 1 × 1380 = 1380 |
| 2 | 690 | 2 × 690 = 1380 |
| 3 | 460 | 3 × 460 = 1380 |
| 4 | 345 | 4 × 345 = 1380 |
| 5 | 276 | 5 × 276 = 1380 |
| 6 | 230 | 6 × 230 = 1380 |
| 10 | 138 | 10 × 138 = 1380 |
| 12 | 115 | 12 × 115 = 1380 |
| 15 | 92 | 15 × 92 = 1380 |
| 20 | 69 | 20 × 69 = 1380 |
| 23 | 60 | 23 × 60 = 1380 |
| 30 | 46 | 30 × 46 = 1380 |
Questions
What are the factors of 1380?
The factors of 1380 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380. It has 24 factors.
What are the prime factors of 1380?
2, 3, 5, 23. As a product: × 3 × 5 × 23.
How many factors does 1380 have?
1380 has 24 factors (12 factor pairs).
What is the sum of the factors of 1380?
4032.
Is 1380 a prime number?
No. It is divisible by 2, so 1380 = 2 × 690.