269691640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{859}}^1$

素因数の和:1084

約数の個数: 64

約数和(自身を含む): 624153600

約数和(自身を除く): 354461960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 167, 188, 235, 334, 376, 470, 668, 835, 859, 940, 1336, 1670, 1718, 1880, 3340, 3436, 4295, 6680, 6872, 7849, 8590, 15698, 17180, 31396, 34360, 39245, 40373, 62792, 78490, 80746, 143453, 156980, 161492, 201865, 286906, 313960, 322984, 403730, 573812, 717265, 807460, 1147624, 1434530, 1614920, 2869060, 5738120, 6742291, 13484582, 26969164, 33711455, 53938328, 67422910, 134845820, 269691640]

約数ペア:

[(1, 269691640), (2, 134845820), (4, 67422910), (5, 53938328), (8, 33711455), (10, 26969164), (20, 13484582), (40, 6742291), (47, 5738120), (94, 2869060), (167, 1614920), (188, 1434530), (235, 1147624), (334, 807460), (376, 717265), (470, 573812), (668, 403730), (835, 322984), (859, 313960), (940, 286906), (1336, 201865), (1670, 161492), (1718, 156980), (1880, 143453), (3340, 80746), (3436, 78490), (4295, 62792), (6680, 40373), (6872, 39245), (7849, 34360), (8590, 31396), (15698, 17180)]