315045160

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{31379}}^1$

素因数の和:31641

約数の個数: 32

約数和(自身を含む): 711698400

約数和(自身を除く): 396653240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 31379, 62758, 125516, 156895, 251032, 313790, 627580, 1255160, 7876129, 15752258, 31504516, 39380645, 63009032, 78761290, 157522580, 315045160]

約数ペア:

[(1, 315045160), (2, 157522580), (4, 78761290), (5, 63009032), (8, 39380645), (10, 31504516), (20, 15752258), (40, 7876129), (251, 1255160), (502, 627580), (1004, 313790), (1255, 251032), (2008, 156895), (2510, 125516), (5020, 62758), (10040, 31379)]