310557136

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:907

約数の個数: 40

約数和(自身を含む): 609336000

約数和(自身を除く): 298778864

約数列:

[1, 2, 4, 8, 16, 139, 278, 311, 449, 556, 622, 898, 1112, 1244, 1796, 2224, 2488, 3592, 4976, 7184, 43229, 62411, 86458, 124822, 139639, 172916, 249644, 279278, 345832, 499288, 558556, 691664, 998576, 1117112, 2234224, 19409821, 38819642, 77639284, 155278568, 310557136]

約数ペア:

[(1, 310557136), (2, 155278568), (4, 77639284), (8, 38819642), (16, 19409821), (139, 2234224), (278, 1117112), (311, 998576), (449, 691664), (556, 558556), (622, 499288), (898, 345832), (1112, 279278), (1244, 249644), (1796, 172916), (2224, 139639), (2488, 124822), (3592, 86458), (4976, 62411), (7184, 43229)]