297871760

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{128393}}^1$

素因数の和:128435

約数の個数: 40

約数和(自身を含む): 716438520

約数和(自身を除く): 418566760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 128393, 256786, 513572, 641965, 1027144, 1283930, 2054288, 2567860, 3723397, 5135720, 7446794, 10271440, 14893588, 18616985, 29787176, 37233970, 59574352, 74467940, 148935880, 297871760]

約数ペア:

[(1, 297871760), (2, 148935880), (4, 74467940), (5, 59574352), (8, 37233970), (10, 29787176), (16, 18616985), (20, 14893588), (29, 10271440), (40, 7446794), (58, 5135720), (80, 3723397), (116, 2567860), (145, 2054288), (232, 1283930), (290, 1027144), (464, 641965), (580, 513572), (1160, 256786), (2320, 128393)]