28501320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2179}}^1$

素因数の和:2302

約数の個数: 64

約数和(自身を含む): 86328000

約数和(自身を除く): 57826680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1635, 2179, 2180, 2616, 3270, 4358, 4360, 6537, 6540, 8716, 10895, 13074, 13080, 17432, 21790, 26148, 32685, 43580, 52296, 65370, 87160, 130740, 237511, 261480, 475022, 712533, 950044, 1187555, 1425066, 1900088, 2375110, 2850132, 3562665, 4750220, 5700264, 7125330, 9500440, 14250660, 28501320]

約数ペア:

[(1, 28501320), (2, 14250660), (3, 9500440), (4, 7125330), (5, 5700264), (6, 4750220), (8, 3562665), (10, 2850132), (12, 2375110), (15, 1900088), (20, 1425066), (24, 1187555), (30, 950044), (40, 712533), (60, 475022), (109, 261480), (120, 237511), (218, 130740), (327, 87160), (436, 65370), (545, 52296), (654, 43580), (872, 32685), (1090, 26148), (1308, 21790), (1635, 17432), (2179, 13080), (2180, 13074), (2616, 10895), (3270, 8716), (4358, 6540), (4360, 6537)]