489186960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25801}}^1$

素因数の和:25896

約数の個数: 80

約数和(自身を含む): 1535735040

約数和(自身を除く): 1046548080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 6320, 9480, 18960, 25801, 51602, 77403, 103204, 129005, 154806, 206408, 258010, 309612, 387015, 412816, 516020, 619224, 774030, 1032040, 1238448, 1548060, 2038279, 2064080, 3096120, 4076558, 6114837, 6192240, 8153116, 10191395, 12229674, 16306232, 20382790, 24459348, 30574185, 32612464, 40765580, 48918696, 61148370, 81531160, 97837392, 122296740, 163062320, 244593480, 489186960]

約数ペア:

[(1, 489186960), (2, 244593480), (3, 163062320), (4, 122296740), (5, 97837392), (6, 81531160), (8, 61148370), (10, 48918696), (12, 40765580), (15, 32612464), (16, 30574185), (20, 24459348), (24, 20382790), (30, 16306232), (40, 12229674), (48, 10191395), (60, 8153116), (79, 6192240), (80, 6114837), (120, 4076558), (158, 3096120), (237, 2064080), (240, 2038279), (316, 1548060), (395, 1238448), (474, 1032040), (632, 774030), (790, 619224), (948, 516020), (1185, 412816), (1264, 387015), (1580, 309612), (1896, 258010), (2370, 206408), (3160, 154806), (3792, 129005), (4740, 103204), (6320, 77403), (9480, 51602), (18960, 25801)]