297753640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{2789}}^1$

素因数の和:2974

約数の個数: 64

約数和(自身を含む): 714128400

約数和(自身を除く): 416374760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 157, 170, 314, 340, 628, 680, 785, 1256, 1570, 2669, 2789, 3140, 5338, 5578, 6280, 10676, 11156, 13345, 13945, 21352, 22312, 26690, 27890, 47413, 53380, 55780, 94826, 106760, 111560, 189652, 237065, 379304, 437873, 474130, 875746, 948260, 1751492, 1896520, 2189365, 3502984, 4378730, 7443841, 8757460, 14887682, 17514920, 29775364, 37219205, 59550728, 74438410, 148876820, 297753640]

約数ペア:

[(1, 297753640), (2, 148876820), (4, 74438410), (5, 59550728), (8, 37219205), (10, 29775364), (17, 17514920), (20, 14887682), (34, 8757460), (40, 7443841), (68, 4378730), (85, 3502984), (136, 2189365), (157, 1896520), (170, 1751492), (314, 948260), (340, 875746), (628, 474130), (680, 437873), (785, 379304), (1256, 237065), (1570, 189652), (2669, 111560), (2789, 106760), (3140, 94826), (5338, 55780), (5578, 53380), (6280, 47413), (10676, 27890), (11156, 26690), (13345, 22312), (13945, 21352)]