220255620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9109}}^1$

素因数の和:9165

約数の個数: 96

約数和(自身を含む): 685655040

約数和(自身を除く): 465399420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 9109, 12090, 18218, 24180, 27327, 36436, 45545, 54654, 91090, 109308, 118417, 136635, 182180, 236834, 273270, 282379, 355251, 473668, 546540, 564758, 592085, 710502, 847137, 1129516, 1184170, 1411895, 1421004, 1694274, 1776255, 2368340, 2823790, 3388548, 3552510, 3670927, 4235685, 5647580, 7105020, 7341854, 8471370, 11012781, 14683708, 16942740, 18354635, 22025562, 36709270, 44051124, 55063905, 73418540, 110127810, 220255620]

約数ペア:

[(1, 220255620), (2, 110127810), (3, 73418540), (4, 55063905), (5, 44051124), (6, 36709270), (10, 22025562), (12, 18354635), (13, 16942740), (15, 14683708), (20, 11012781), (26, 8471370), (30, 7341854), (31, 7105020), (39, 5647580), (52, 4235685), (60, 3670927), (62, 3552510), (65, 3388548), (78, 2823790), (93, 2368340), (124, 1776255), (130, 1694274), (155, 1421004), (156, 1411895), (186, 1184170), (195, 1129516), (260, 847137), (310, 710502), (372, 592085), (390, 564758), (403, 546540), (465, 473668), (620, 355251), (780, 282379), (806, 273270), (930, 236834), (1209, 182180), (1612, 136635), (1860, 118417), (2015, 109308), (2418, 91090), (4030, 54654), (4836, 45545), (6045, 36436), (8060, 27327), (9109, 24180), (12090, 18218)]