42698640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2104

約数の個数: 80

約数和(自身を含む): 133920000

約数和(自身を除く): 91221360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 890, 1068, 1335, 1424, 1780, 1999, 2136, 2670, 3560, 3998, 4272, 5340, 5997, 7120, 7996, 9995, 10680, 11994, 15992, 19990, 21360, 23988, 29985, 31984, 39980, 47976, 59970, 79960, 95952, 119940, 159920, 177911, 239880, 355822, 479760, 533733, 711644, 889555, 1067466, 1423288, 1779110, 2134932, 2668665, 2846576, 3558220, 4269864, 5337330, 7116440, 8539728, 10674660, 14232880, 21349320, 42698640]

約数ペア:

[(1, 42698640), (2, 21349320), (3, 14232880), (4, 10674660), (5, 8539728), (6, 7116440), (8, 5337330), (10, 4269864), (12, 3558220), (15, 2846576), (16, 2668665), (20, 2134932), (24, 1779110), (30, 1423288), (40, 1067466), (48, 889555), (60, 711644), (80, 533733), (89, 479760), (120, 355822), (178, 239880), (240, 177911), (267, 159920), (356, 119940), (445, 95952), (534, 79960), (712, 59970), (890, 47976), (1068, 39980), (1335, 31984), (1424, 29985), (1780, 23988), (1999, 21360), (2136, 19990), (2670, 15992), (3560, 11994), (3998, 10680), (4272, 9995), (5340, 7996), (5997, 7120)]