156728959940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3793}}^1\times {\mathrm{4157}}^1$

素因数の和:8037

約数の個数: 96

約数和(自身を含む): 381639734784

約数和(自身を除く): 224910774844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 3793, 4157, 4970, 7586, 8314, 9940, 15172, 16628, 18965, 20785, 26551, 29099, 37930, 41570, 53102, 58198, 75860, 83140, 106204, 116396, 132755, 145495, 265510, 269303, 290990, 295147, 531020, 538606, 581980, 590294, 1077212, 1180588, 1346515, 1475735, 1885121, 2066029, 2693030, 2951470, 3770242, 4132058, 5386060, 5902940, 7540484, 8264116, 9425605, 10330145, 15767501, 18851210, 20660290, 31535002, 37702420, 41320580, 63070004, 78837505, 110372507, 157675010, 220745014, 315350020, 441490028, 551862535, 1103725070, 1119492571, 2207450140, 2238985142, 4477970284, 5597462855, 7836447997, 11194925710, 15672895994, 22389851420, 31345791988, 39182239985, 78364479970, 156728959940]

約数ペア:

[(1, 156728959940), (2, 78364479970), (4, 39182239985), (5, 31345791988), (7, 22389851420), (10, 15672895994), (14, 11194925710), (20, 7836447997), (28, 5597462855), (35, 4477970284), (70, 2238985142), (71, 2207450140), (140, 1119492571), (142, 1103725070), (284, 551862535), (355, 441490028), (497, 315350020), (710, 220745014), (994, 157675010), (1420, 110372507), (1988, 78837505), (2485, 63070004), (3793, 41320580), (4157, 37702420), (4970, 31535002), (7586, 20660290), (8314, 18851210), (9940, 15767501), (15172, 10330145), (16628, 9425605), (18965, 8264116), (20785, 7540484), (26551, 5902940), (29099, 5386060), (37930, 4132058), (41570, 3770242), (53102, 2951470), (58198, 2693030), (75860, 2066029), (83140, 1885121), (106204, 1475735), (116396, 1346515), (132755, 1180588), (145495, 1077212), (265510, 590294), (269303, 581980), (290990, 538606), (295147, 531020)]