860798640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{275897}}^1$

素因数の和:275926

約数の個数: 80

約数和(自身を含む): 2873753568

約数和(自身を除く): 2012954928

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, 275897, 551794, 827691, 1103588, 1379485, 1655382, 2207176, 2758970, 3310764, 3586661, 4138455, 4414352, 5517940, 6621528, 7173322, 8276910, 10759983, 11035880, 13243056, 14346644, 16553820, 17933305, 21519966, 22071760, 28693288, 33107640, 35866610, 43039932, 53799915, 57386576, 66215280, 71733220, 86079864, 107599830, 143466440, 172159728, 215199660, 286932880, 430399320, 860798640]

約数ペア:

[(1, 860798640), (2, 430399320), (3, 286932880), (4, 215199660), (5, 172159728), (6, 143466440), (8, 107599830), (10, 86079864), (12, 71733220), (13, 66215280), (15, 57386576), (16, 53799915), (20, 43039932), (24, 35866610), (26, 33107640), (30, 28693288), (39, 22071760), (40, 21519966), (48, 17933305), (52, 16553820), (60, 14346644), (65, 13243056), (78, 11035880), (80, 10759983), (104, 8276910), (120, 7173322), (130, 6621528), (156, 5517940), (195, 4414352), (208, 4138455), (240, 3586661), (260, 3310764), (312, 2758970), (390, 2207176), (520, 1655382), (624, 1379485), (780, 1103588), (1040, 827691), (1560, 551794), (3120, 275897)]