67881840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21757}}^1$

素因数の和:21786

約数の個数: 80

約数和(自身を含む): 226631328

約数和(自身を除く): 158749488

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, 21757, 43514, 65271, 87028, 108785, 130542, 174056, 217570, 261084, 282841, 326355, 348112, 435140, 522168, 565682, 652710, 848523, 870280, 1044336, 1131364, 1305420, 1414205, 1697046, 1740560, 2262728, 2610840, 2828410, 3394092, 4242615, 4525456, 5221680, 5656820, 6788184, 8485230, 11313640, 13576368, 16970460, 22627280, 33940920, 67881840]

約数ペア:

[(1, 67881840), (2, 33940920), (3, 22627280), (4, 16970460), (5, 13576368), (6, 11313640), (8, 8485230), (10, 6788184), (12, 5656820), (13, 5221680), (15, 4525456), (16, 4242615), (20, 3394092), (24, 2828410), (26, 2610840), (30, 2262728), (39, 1740560), (40, 1697046), (48, 1414205), (52, 1305420), (60, 1131364), (65, 1044336), (78, 870280), (80, 848523), (104, 652710), (120, 565682), (130, 522168), (156, 435140), (195, 348112), (208, 326355), (240, 282841), (260, 261084), (312, 217570), (390, 174056), (520, 130542), (624, 108785), (780, 87028), (1040, 65271), (1560, 43514), (3120, 21757)]