128217744

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20707}}^1$

素因数の和:20764

約数の個数: 60

約数和(自身を含む): 367194256

約数和(自身を除く): 238976512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 172, 258, 344, 387, 516, 688, 774, 1032, 1548, 2064, 3096, 6192, 20707, 41414, 62121, 82828, 124242, 165656, 186363, 248484, 331312, 372726, 496968, 745452, 890401, 993936, 1490904, 1780802, 2671203, 2981808, 3561604, 5342406, 7123208, 8013609, 10684812, 14246416, 16027218, 21369624, 32054436, 42739248, 64108872, 128217744]

約数ペア:

[(1, 128217744), (2, 64108872), (3, 42739248), (4, 32054436), (6, 21369624), (8, 16027218), (9, 14246416), (12, 10684812), (16, 8013609), (18, 7123208), (24, 5342406), (36, 3561604), (43, 2981808), (48, 2671203), (72, 1780802), (86, 1490904), (129, 993936), (144, 890401), (172, 745452), (258, 496968), (344, 372726), (387, 331312), (516, 248484), (688, 186363), (774, 165656), (1032, 124242), (1548, 82828), (2064, 62121), (3096, 41414), (6192, 20707)]