28219617660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{72503}}^1$

素因数の和:73027

約数の個数: 96

約数和(自身を含む): 85264704000

約数和(自身を除く): 57045086340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 499, 780, 998, 1497, 1996, 2495, 2994, 4990, 5988, 6487, 7485, 9980, 12974, 14970, 19461, 25948, 29940, 32435, 38922, 64870, 72503, 77844, 97305, 129740, 145006, 194610, 217509, 290012, 362515, 389220, 435018, 725030, 870036, 942539, 1087545, 1450060, 1885078, 2175090, 2827617, 3770156, 4350180, 4712695, 5655234, 9425390, 11310468, 14138085, 18850780, 28276170, 36178997, 56552340, 72357994, 108536991, 144715988, 180894985, 217073982, 361789970, 434147964, 470326961, 542684955, 723579940, 940653922, 1085369910, 1410980883, 1881307844, 2170739820, 2351634805, 2821961766, 4703269610, 5643923532, 7054904415, 9406539220, 14109808830, 28219617660]

約数ペア:

[(1, 28219617660), (2, 14109808830), (3, 9406539220), (4, 7054904415), (5, 5643923532), (6, 4703269610), (10, 2821961766), (12, 2351634805), (13, 2170739820), (15, 1881307844), (20, 1410980883), (26, 1085369910), (30, 940653922), (39, 723579940), (52, 542684955), (60, 470326961), (65, 434147964), (78, 361789970), (130, 217073982), (156, 180894985), (195, 144715988), (260, 108536991), (390, 72357994), (499, 56552340), (780, 36178997), (998, 28276170), (1497, 18850780), (1996, 14138085), (2495, 11310468), (2994, 9425390), (4990, 5655234), (5988, 4712695), (6487, 4350180), (7485, 3770156), (9980, 2827617), (12974, 2175090), (14970, 1885078), (19461, 1450060), (25948, 1087545), (29940, 942539), (32435, 870036), (38922, 725030), (64870, 435018), (72503, 389220), (77844, 362515), (97305, 290012), (129740, 217509), (145006, 194610)]