268736520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5557}}^1$

素因数の和:5615

約数の個数: 128

約数和(自身を含む): 896394240

約数和(自身を除く): 627657720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 5557, 6045, 8060, 9672, 11114, 12090, 16120, 16671, 22228, 24180, 27785, 33342, 44456, 48360, 55570, 66684, 72241, 83355, 111140, 133368, 144482, 166710, 172267, 216723, 222280, 288964, 333420, 344534, 361205, 433446, 516801, 577928, 666840, 689068, 722410, 861335, 866892, 1033602, 1083615, 1378136, 1444820, 1722670, 1733784, 2067204, 2167230, 2239471, 2584005, 2889640, 3445340, 4134408, 4334460, 4478942, 5168010, 6718413, 6890680, 8668920, 8957884, 10336020, 11197355, 13436826, 17915768, 20672040, 22394710, 26873652, 33592065, 44789420, 53747304, 67184130, 89578840, 134368260, 268736520]

約数ペア:

[(1, 268736520), (2, 134368260), (3, 89578840), (4, 67184130), (5, 53747304), (6, 44789420), (8, 33592065), (10, 26873652), (12, 22394710), (13, 20672040), (15, 17915768), (20, 13436826), (24, 11197355), (26, 10336020), (30, 8957884), (31, 8668920), (39, 6890680), (40, 6718413), (52, 5168010), (60, 4478942), (62, 4334460), (65, 4134408), (78, 3445340), (93, 2889640), (104, 2584005), (120, 2239471), (124, 2167230), (130, 2067204), (155, 1733784), (156, 1722670), (186, 1444820), (195, 1378136), (248, 1083615), (260, 1033602), (310, 866892), (312, 861335), (372, 722410), (390, 689068), (403, 666840), (465, 577928), (520, 516801), (620, 433446), (744, 361205), (780, 344534), (806, 333420), (930, 288964), (1209, 222280), (1240, 216723), (1560, 172267), (1612, 166710), (1860, 144482), (2015, 133368), (2418, 111140), (3224, 83355), (3720, 72241), (4030, 66684), (4836, 55570), (5557, 48360), (6045, 44456), (8060, 33342), (9672, 27785), (11114, 24180), (12090, 22228), (16120, 16671)]