30840660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5527}}^1$

素因数の和:5573

約数の個数: 72

約数和(自身を含む): 96585216

約数和(自身を除く): 65744556

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, 5527, 5580, 11054, 16581, 22108, 27635, 33162, 49743, 55270, 66324, 82905, 99486, 110540, 165810, 171337, 198972, 248715, 331620, 342674, 497430, 514011, 685348, 856685, 994860, 1028022, 1542033, 1713370, 2056044, 2570055, 3084066, 3426740, 5140110, 6168132, 7710165, 10280220, 15420330, 30840660]

約数ペア:

[(1, 30840660), (2, 15420330), (3, 10280220), (4, 7710165), (5, 6168132), (6, 5140110), (9, 3426740), (10, 3084066), (12, 2570055), (15, 2056044), (18, 1713370), (20, 1542033), (30, 1028022), (31, 994860), (36, 856685), (45, 685348), (60, 514011), (62, 497430), (90, 342674), (93, 331620), (124, 248715), (155, 198972), (180, 171337), (186, 165810), (279, 110540), (310, 99486), (372, 82905), (465, 66324), (558, 55270), (620, 49743), (930, 33162), (1116, 27635), (1395, 22108), (1860, 16581), (2790, 11054), (5527, 5580)]