90571440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1579}}^1$

素因数の和:1834

約数の個数: 80

約数和(自身を含む): 282124800

約数和(自身を除く): 191553360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 478, 717, 956, 1195, 1434, 1579, 1912, 2390, 2868, 3158, 3585, 3824, 4737, 4780, 5736, 6316, 7170, 7895, 9474, 9560, 11472, 12632, 14340, 15790, 18948, 19120, 23685, 25264, 28680, 31580, 37896, 47370, 57360, 63160, 75792, 94740, 126320, 189480, 377381, 378960, 754762, 1132143, 1509524, 1886905, 2264286, 3019048, 3773810, 4528572, 5660715, 6038096, 7547620, 9057144, 11321430, 15095240, 18114288, 22642860, 30190480, 45285720, 90571440]

約数ペア:

[(1, 90571440), (2, 45285720), (3, 30190480), (4, 22642860), (5, 18114288), (6, 15095240), (8, 11321430), (10, 9057144), (12, 7547620), (15, 6038096), (16, 5660715), (20, 4528572), (24, 3773810), (30, 3019048), (40, 2264286), (48, 1886905), (60, 1509524), (80, 1132143), (120, 754762), (239, 378960), (240, 377381), (478, 189480), (717, 126320), (956, 94740), (1195, 75792), (1434, 63160), (1579, 57360), (1912, 47370), (2390, 37896), (2868, 31580), (3158, 28680), (3585, 25264), (3824, 23685), (4737, 19120), (4780, 18948), (5736, 15790), (6316, 14340), (7170, 12632), (7895, 11472), (9474, 9560)]