2013157980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{360781}}^1$

素因数の和:360827

約数の個数: 72

約数和(自身を含む): 6303583104

約数和(自身を除く): 4290425124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 360781, 721562, 1082343, 1443124, 1803905, 2164686, 3247029, 3607810, 4329372, 5411715, 6494058, 7215620, 10823430, 11184211, 12988116, 16235145, 21646860, 22368422, 32470290, 33552633, 44736844, 55921055, 64940580, 67105266, 100657899, 111842110, 134210532, 167763165, 201315798, 223684220, 335526330, 402631596, 503289495, 671052660, 1006578990, 2013157980]

約数ペア:

[(1, 2013157980), (2, 1006578990), (3, 671052660), (4, 503289495), (5, 402631596), (6, 335526330), (9, 223684220), (10, 201315798), (12, 167763165), (15, 134210532), (18, 111842110), (20, 100657899), (30, 67105266), (31, 64940580), (36, 55921055), (45, 44736844), (60, 33552633), (62, 32470290), (90, 22368422), (93, 21646860), (124, 16235145), (155, 12988116), (180, 11184211), (186, 10823430), (279, 7215620), (310, 6494058), (372, 5411715), (465, 4329372), (558, 3607810), (620, 3247029), (930, 2164686), (1116, 1803905), (1395, 1443124), (1860, 1082343), (2790, 721562), (5580, 360781)]