198407856

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 528903648

約数和(自身を除く): 330495792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 181, 246, 328, 362, 492, 543, 557, 656, 724, 984, 1086, 1114, 1448, 1671, 1968, 2172, 2228, 2896, 3342, 4344, 4456, 6684, 7421, 8688, 8912, 13368, 14842, 22263, 22837, 26736, 29684, 44526, 45674, 59368, 68511, 89052, 91348, 100817, 118736, 137022, 178104, 182696, 201634, 274044, 302451, 356208, 365392, 403268, 548088, 604902, 806536, 1096176, 1209804, 1613072, 2419608, 4133497, 4839216, 8266994, 12400491, 16533988, 24800982, 33067976, 49601964, 66135952, 99203928, 198407856]

約数ペア:

[(1, 198407856), (2, 99203928), (3, 66135952), (4, 49601964), (6, 33067976), (8, 24800982), (12, 16533988), (16, 12400491), (24, 8266994), (41, 4839216), (48, 4133497), (82, 2419608), (123, 1613072), (164, 1209804), (181, 1096176), (246, 806536), (328, 604902), (362, 548088), (492, 403268), (543, 365392), (557, 356208), (656, 302451), (724, 274044), (984, 201634), (1086, 182696), (1114, 178104), (1448, 137022), (1671, 118736), (1968, 100817), (2172, 91348), (2228, 89052), (2896, 68511), (3342, 59368), (4344, 45674), (4456, 44526), (6684, 29684), (7421, 26736), (8688, 22837), (8912, 22263), (13368, 14842)]