320351520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21529}}^1$

素因数の和:21578

約数の個数: 96

約数和(自身を含む): 1041707520

約数和(自身を除く): 721356000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 21529, 43058, 64587, 86116, 107645, 129174, 172232, 215290, 258348, 322935, 344464, 430580, 516696, 645870, 667399, 688928, 861160, 1033392, 1291740, 1334798, 1722320, 2002197, 2066784, 2583480, 2669596, 3336995, 3444640, 4004394, 5166960, 5339192, 6673990, 8008788, 10010985, 10333920, 10678384, 13347980, 16017576, 20021970, 21356768, 26695960, 32035152, 40043940, 53391920, 64070304, 80087880, 106783840, 160175760, 320351520]

約数ペア:

[(1, 320351520), (2, 160175760), (3, 106783840), (4, 80087880), (5, 64070304), (6, 53391920), (8, 40043940), (10, 32035152), (12, 26695960), (15, 21356768), (16, 20021970), (20, 16017576), (24, 13347980), (30, 10678384), (31, 10333920), (32, 10010985), (40, 8008788), (48, 6673990), (60, 5339192), (62, 5166960), (80, 4004394), (93, 3444640), (96, 3336995), (120, 2669596), (124, 2583480), (155, 2066784), (160, 2002197), (186, 1722320), (240, 1334798), (248, 1291740), (310, 1033392), (372, 861160), (465, 688928), (480, 667399), (496, 645870), (620, 516696), (744, 430580), (930, 344464), (992, 322935), (1240, 258348), (1488, 215290), (1860, 172232), (2480, 129174), (2976, 107645), (3720, 86116), (4960, 64587), (7440, 43058), (14880, 21529)]