891431760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{15541}}^1$

素因数の和:15796

約数の個数: 80

約数和(自身を含む): 2775179520

約数和(自身を除く): 1883747760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 478, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 3824, 4780, 5736, 7170, 9560, 11472, 14340, 15541, 19120, 28680, 31082, 46623, 57360, 62164, 77705, 93246, 124328, 155410, 186492, 233115, 248656, 310820, 372984, 466230, 621640, 745968, 932460, 1243280, 1864920, 3714299, 3729840, 7428598, 11142897, 14857196, 18571495, 22285794, 29714392, 37142990, 44571588, 55714485, 59428784, 74285980, 89143176, 111428970, 148571960, 178286352, 222857940, 297143920, 445715880, 891431760]

約数ペア:

[(1, 891431760), (2, 445715880), (3, 297143920), (4, 222857940), (5, 178286352), (6, 148571960), (8, 111428970), (10, 89143176), (12, 74285980), (15, 59428784), (16, 55714485), (20, 44571588), (24, 37142990), (30, 29714392), (40, 22285794), (48, 18571495), (60, 14857196), (80, 11142897), (120, 7428598), (239, 3729840), (240, 3714299), (478, 1864920), (717, 1243280), (956, 932460), (1195, 745968), (1434, 621640), (1912, 466230), (2390, 372984), (2868, 310820), (3585, 248656), (3824, 233115), (4780, 186492), (5736, 155410), (7170, 124328), (9560, 93246), (11472, 77705), (14340, 62164), (15541, 57360), (19120, 46623), (28680, 31082)]