123108180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157831}}^1$

素因数の和:157856

約数の個数: 48

約数和(自身を含む): 371220864

約数和(自身を除く): 248112684

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, 157831, 315662, 473493, 631324, 789155, 946986, 1578310, 1893972, 2051803, 2367465, 3156620, 4103606, 4734930, 6155409, 8207212, 9469860, 10259015, 12310818, 20518030, 24621636, 30777045, 41036060, 61554090, 123108180]

約数ペア:

[(1, 123108180), (2, 61554090), (3, 41036060), (4, 30777045), (5, 24621636), (6, 20518030), (10, 12310818), (12, 10259015), (13, 9469860), (15, 8207212), (20, 6155409), (26, 4734930), (30, 4103606), (39, 3156620), (52, 2367465), (60, 2051803), (65, 1893972), (78, 1578310), (130, 946986), (156, 789155), (195, 631324), (260, 473493), (390, 315662), (780, 157831)]