561278640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179897}}^1$

素因数の和:179926

約数の個数: 80

約数和(自身を含む): 1873817568

約数和(自身を除く): 1312538928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 179897, 359794, 539691, 719588, 899485, 1079382, 1439176, 1798970, 2158764, 2338661, 2698455, 2878352, 3597940, 4317528, 4677322, 5396910, 7015983, 7195880, 8635056, 9354644, 10793820, 11693305, 14031966, 14391760, 18709288, 21587640, 23386610, 28063932, 35079915, 37418576, 43175280, 46773220, 56127864, 70159830, 93546440, 112255728, 140319660, 187092880, 280639320, 561278640]

約数ペア:

[(1, 561278640), (2, 280639320), (3, 187092880), (4, 140319660), (5, 112255728), (6, 93546440), (8, 70159830), (10, 56127864), (12, 46773220), (13, 43175280), (15, 37418576), (16, 35079915), (20, 28063932), (24, 23386610), (26, 21587640), (30, 18709288), (39, 14391760), (40, 14031966), (48, 11693305), (52, 10793820), (60, 9354644), (65, 8635056), (78, 7195880), (80, 7015983), (104, 5396910), (120, 4677322), (130, 4317528), (156, 3597940), (195, 2878352), (208, 2698455), (240, 2338661), (260, 2158764), (312, 1798970), (390, 1439176), (520, 1079382), (624, 899485), (780, 719588), (1040, 539691), (1560, 359794), (3120, 179897)]