68212560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21863}}^1$

素因数の和:21892

約数の個数: 80

約数和(自身を含む): 227735424

約数和(自身を除く): 159522864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 21863, 43726, 65589, 87452, 109315, 131178, 174904, 218630, 262356, 284219, 327945, 349808, 437260, 524712, 568438, 655890, 852657, 874520, 1049424, 1136876, 1311780, 1421095, 1705314, 1749040, 2273752, 2623560, 2842190, 3410628, 4263285, 4547504, 5247120, 5684380, 6821256, 8526570, 11368760, 13642512, 17053140, 22737520, 34106280, 68212560]

約数ペア:

[(1, 68212560), (2, 34106280), (3, 22737520), (4, 17053140), (5, 13642512), (6, 11368760), (8, 8526570), (10, 6821256), (12, 5684380), (13, 5247120), (15, 4547504), (16, 4263285), (20, 3410628), (24, 2842190), (26, 2623560), (30, 2273752), (39, 1749040), (40, 1705314), (48, 1421095), (52, 1311780), (60, 1136876), (65, 1049424), (78, 874520), (80, 852657), (104, 655890), (120, 568438), (130, 524712), (156, 437260), (195, 349808), (208, 327945), (240, 284219), (260, 262356), (312, 218630), (390, 174904), (520, 131178), (624, 109315), (780, 87452), (1040, 65589), (1560, 43726), (3120, 21863)]