331423960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{14983}}^1$

素因数の和:15080

約数の個数: 64

約数和(自身を含む): 863078400

約数和(自身を除く): 531654440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 11060, 14983, 22120, 29966, 59932, 74915, 104881, 119864, 149830, 209762, 299660, 419524, 524405, 599320, 839048, 1048810, 1183657, 2097620, 2367314, 4195240, 4734628, 5918285, 8285599, 9469256, 11836570, 16571198, 23673140, 33142396, 41427995, 47346280, 66284792, 82855990, 165711980, 331423960]

約数ペア:

[(1, 331423960), (2, 165711980), (4, 82855990), (5, 66284792), (7, 47346280), (8, 41427995), (10, 33142396), (14, 23673140), (20, 16571198), (28, 11836570), (35, 9469256), (40, 8285599), (56, 5918285), (70, 4734628), (79, 4195240), (140, 2367314), (158, 2097620), (280, 1183657), (316, 1048810), (395, 839048), (553, 599320), (632, 524405), (790, 419524), (1106, 299660), (1580, 209762), (2212, 149830), (2765, 119864), (3160, 104881), (4424, 74915), (5530, 59932), (11060, 29966), (14983, 22120)]