123397980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66343}}^1$

素因数の和:66386

約数の個数: 48

約数和(自身を含む): 356665344

約数和(自身を除く): 233267364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 66343, 132686, 199029, 265372, 331715, 398058, 663430, 796116, 995145, 1326860, 1990290, 2056633, 3980580, 4113266, 6169899, 8226532, 10283165, 12339798, 20566330, 24679596, 30849495, 41132660, 61698990, 123397980]

約数ペア:

[(1, 123397980), (2, 61698990), (3, 41132660), (4, 30849495), (5, 24679596), (6, 20566330), (10, 12339798), (12, 10283165), (15, 8226532), (20, 6169899), (30, 4113266), (31, 3980580), (60, 2056633), (62, 1990290), (93, 1326860), (124, 995145), (155, 796116), (186, 663430), (310, 398058), (372, 331715), (465, 265372), (620, 199029), (930, 132686), (1860, 66343)]