315040816

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{1423}}^1$

素因数の和:1669

約数の個数: 40

約数和(自身を含む): 621370944

約数和(自身を除く): 306330128

約数列:

[1, 2, 4, 8, 16, 101, 137, 202, 274, 404, 548, 808, 1096, 1423, 1616, 2192, 2846, 5692, 11384, 13837, 22768, 27674, 55348, 110696, 143723, 194951, 221392, 287446, 389902, 574892, 779804, 1149784, 1559608, 2299568, 3119216, 19690051, 39380102, 78760204, 157520408, 315040816]

約数ペア:

[(1, 315040816), (2, 157520408), (4, 78760204), (8, 39380102), (16, 19690051), (101, 3119216), (137, 2299568), (202, 1559608), (274, 1149784), (404, 779804), (548, 574892), (808, 389902), (1096, 287446), (1423, 221392), (1616, 194951), (2192, 143723), (2846, 110696), (5692, 55348), (11384, 27674), (13837, 22768)]