Factors of 730
The factors of 730 are 1, 2, 5, 10, 73, 146, 365, 730. It has 8 factors.
Factors of 730
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 730 is a whole number that divides it with nothing left over. You only need to test the numbers up to √730 ≈ 27.02; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 8 factors.
- 3
Prime factorisation: keep dividing by the smallest prime that fits.
- 4
Add all the factors: 1 + 2 + 5 + 10 + 73 + 146 + 365 + 730 = 1332. Without 730 itself that is 602, so 730 is a deficient number.
LaTeX source of the formulas on this page
\[ 730 = 2 \times 5 \times 73 \]
Factor pairs of 730
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 730 | 1 × 730 = 730 |
| 2 | 365 | 2 × 365 = 730 |
| 5 | 146 | 5 × 146 = 730 |
| 10 | 73 | 10 × 73 = 730 |
Questions
What are the factors of 730?
The factors of 730 are 1, 2, 5, 10, 73, 146, 365, 730. It has 8 factors.
What are the prime factors of 730?
2, 5, 73. As a product: 2 × 5 × 73.
How many factors does 730 have?
730 has 8 factors (4 factor pairs).
What is the sum of the factors of 730?
1332.
Is 730 a prime number?
No. It is divisible by 2, so 730 = 2 × 365.