231300520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{18127}}^1$

素因数の和:18178

約数の個数: 64

約数和(自身を含む): 587347200

約数和(自身を除く): 356046680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3190, 6380, 12760, 18127, 36254, 72508, 90635, 145016, 181270, 199397, 362540, 398794, 525683, 725080, 797588, 996985, 1051366, 1595176, 1993970, 2102732, 2628415, 3987940, 4205464, 5256830, 5782513, 7975880, 10513660, 11565026, 21027320, 23130052, 28912565, 46260104, 57825130, 115650260, 231300520]

約数ペア:

[(1, 231300520), (2, 115650260), (4, 57825130), (5, 46260104), (8, 28912565), (10, 23130052), (11, 21027320), (20, 11565026), (22, 10513660), (29, 7975880), (40, 5782513), (44, 5256830), (55, 4205464), (58, 3987940), (88, 2628415), (110, 2102732), (116, 1993970), (145, 1595176), (220, 1051366), (232, 996985), (290, 797588), (319, 725080), (440, 525683), (580, 398794), (638, 362540), (1160, 199397), (1276, 181270), (1595, 145016), (2552, 90635), (3190, 72508), (6380, 36254), (12760, 18127)]