251443740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4190729}}^1$

素因数の和:4190741

約数の個数: 24

約数和(自身を含む): 704042640

約数和(自身を除く): 452598900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4190729, 8381458, 12572187, 16762916, 20953645, 25144374, 41907290, 50288748, 62860935, 83814580, 125721870, 251443740]

約数ペア:

[(1, 251443740), (2, 125721870), (3, 83814580), (4, 62860935), (5, 50288748), (6, 41907290), (10, 25144374), (12, 20953645), (15, 16762916), (20, 12572187), (30, 8381458), (60, 4190729)]