28497060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5107}}^1$

素因数の和:5153

約数の個数: 72

約数和(自身を含む): 89246976

約数和(自身を除く): 60749916

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, 5107, 5580, 10214, 15321, 20428, 25535, 30642, 45963, 51070, 61284, 76605, 91926, 102140, 153210, 158317, 183852, 229815, 306420, 316634, 459630, 474951, 633268, 791585, 919260, 949902, 1424853, 1583170, 1899804, 2374755, 2849706, 3166340, 4749510, 5699412, 7124265, 9499020, 14248530, 28497060]

約数ペア:

[(1, 28497060), (2, 14248530), (3, 9499020), (4, 7124265), (5, 5699412), (6, 4749510), (9, 3166340), (10, 2849706), (12, 2374755), (15, 1899804), (18, 1583170), (20, 1424853), (30, 949902), (31, 919260), (36, 791585), (45, 633268), (60, 474951), (62, 459630), (90, 316634), (93, 306420), (124, 229815), (155, 183852), (180, 158317), (186, 153210), (279, 102140), (310, 91926), (372, 76605), (465, 61284), (558, 51070), (620, 45963), (930, 30642), (1116, 25535), (1395, 20428), (1860, 15321), (2790, 10214), (5107, 5580)]