123159660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157897}}^1$

素因数の和:157922

約数の個数: 48

約数和(自身を含む): 371376096

約数和(自身を除く): 248216436

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, 780, 157897, 315794, 473691, 631588, 789485, 947382, 1578970, 1894764, 2052661, 2368455, 3157940, 4105322, 4736910, 6157983, 8210644, 9473820, 10263305, 12315966, 20526610, 24631932, 30789915, 41053220, 61579830, 123159660]

約数ペア:

[(1, 123159660), (2, 61579830), (3, 41053220), (4, 30789915), (5, 24631932), (6, 20526610), (10, 12315966), (12, 10263305), (13, 9473820), (15, 8210644), (20, 6157983), (26, 4736910), (30, 4105322), (39, 3157940), (52, 2368455), (60, 2052661), (65, 1894764), (78, 1578970), (130, 947382), (156, 789485), (195, 631588), (260, 473691), (390, 315794), (780, 157897)]