72601280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11941}}^1$

素因数の和:11977

約数の個数: 56

約数和(自身を含む): 181996080

約数和(自身を除く): 109394800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 11941, 23882, 47764, 59705, 95528, 119410, 191056, 226879, 238820, 382112, 453758, 477640, 764224, 907516, 955280, 1134395, 1815032, 1910560, 2268790, 3630064, 3821120, 4537580, 7260128, 9075160, 14520256, 18150320, 36300640, 72601280]

約数ペア:

[(1, 72601280), (2, 36300640), (4, 18150320), (5, 14520256), (8, 9075160), (10, 7260128), (16, 4537580), (19, 3821120), (20, 3630064), (32, 2268790), (38, 1910560), (40, 1815032), (64, 1134395), (76, 955280), (80, 907516), (95, 764224), (152, 477640), (160, 453758), (190, 382112), (304, 238820), (320, 226879), (380, 191056), (608, 119410), (760, 95528), (1216, 59705), (1520, 47764), (3040, 23882), (6080, 11941)]