68270280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:543

約数の個数: 128

約数和(自身を含む): 223171200

約数和(自身を除く): 154900920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 107, 120, 130, 156, 195, 214, 260, 312, 321, 390, 409, 428, 520, 535, 642, 780, 818, 856, 1070, 1227, 1284, 1391, 1560, 1605, 1636, 2045, 2140, 2454, 2568, 2782, 3210, 3272, 4090, 4173, 4280, 4908, 5317, 5564, 6135, 6420, 6955, 8180, 8346, 9816, 10634, 11128, 12270, 12840, 13910, 15951, 16360, 16692, 20865, 21268, 24540, 26585, 27820, 31902, 33384, 41730, 42536, 43763, 49080, 53170, 55640, 63804, 79755, 83460, 87526, 106340, 127608, 131289, 159510, 166920, 175052, 212680, 218815, 262578, 319020, 350104, 437630, 525156, 568919, 638040, 656445, 875260, 1050312, 1137838, 1312890, 1706757, 1750520, 2275676, 2625780, 2844595, 3413514, 4551352, 5251560, 5689190, 6827028, 8533785, 11378380, 13654056, 17067570, 22756760, 34135140, 68270280]

約数ペア:

[(1, 68270280), (2, 34135140), (3, 22756760), (4, 17067570), (5, 13654056), (6, 11378380), (8, 8533785), (10, 6827028), (12, 5689190), (13, 5251560), (15, 4551352), (20, 3413514), (24, 2844595), (26, 2625780), (30, 2275676), (39, 1750520), (40, 1706757), (52, 1312890), (60, 1137838), (65, 1050312), (78, 875260), (104, 656445), (107, 638040), (120, 568919), (130, 525156), (156, 437630), (195, 350104), (214, 319020), (260, 262578), (312, 218815), (321, 212680), (390, 175052), (409, 166920), (428, 159510), (520, 131289), (535, 127608), (642, 106340), (780, 87526), (818, 83460), (856, 79755), (1070, 63804), (1227, 55640), (1284, 53170), (1391, 49080), (1560, 43763), (1605, 42536), (1636, 41730), (2045, 33384), (2140, 31902), (2454, 27820), (2568, 26585), (2782, 24540), (3210, 21268), (3272, 20865), (4090, 16692), (4173, 16360), (4280, 15951), (4908, 13910), (5317, 12840), (5564, 12270), (6135, 11128), (6420, 10634), (6955, 9816), (8180, 8346)]