78943740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1315729}}^1$

素因数の和:1315741

約数の個数: 24

約数和(自身を含む): 221042640

約数和(自身を除く): 142098900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1315729, 2631458, 3947187, 5262916, 6578645, 7894374, 13157290, 15788748, 19735935, 26314580, 39471870, 78943740]

約数ペア:

[(1, 78943740), (2, 39471870), (3, 26314580), (4, 19735935), (5, 15788748), (6, 13157290), (10, 7894374), (12, 6578645), (15, 5262916), (20, 3947187), (30, 2631458), (60, 1315729)]