189855160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{449}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 482598000

約数和(自身を除く): 292742840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 449, 620, 682, 898, 961, 1240, 1364, 1705, 1796, 1922, 2245, 2728, 3410, 3592, 3844, 4490, 4805, 4939, 6820, 7688, 8980, 9610, 9878, 10571, 13640, 13919, 17960, 19220, 19756, 21142, 24695, 27838, 38440, 39512, 42284, 49390, 52855, 55676, 69595, 84568, 98780, 105710, 111352, 139190, 153109, 197560, 211420, 278380, 306218, 422840, 431489, 556760, 612436, 765545, 862978, 1224872, 1531090, 1725956, 2157445, 3062180, 3451912, 4314890, 4746379, 6124360, 8629780, 9492758, 17259560, 18985516, 23731895, 37971032, 47463790, 94927580, 189855160]

約数ペア:

[(1, 189855160), (2, 94927580), (4, 47463790), (5, 37971032), (8, 23731895), (10, 18985516), (11, 17259560), (20, 9492758), (22, 8629780), (31, 6124360), (40, 4746379), (44, 4314890), (55, 3451912), (62, 3062180), (88, 2157445), (110, 1725956), (124, 1531090), (155, 1224872), (220, 862978), (248, 765545), (310, 612436), (341, 556760), (440, 431489), (449, 422840), (620, 306218), (682, 278380), (898, 211420), (961, 197560), (1240, 153109), (1364, 139190), (1705, 111352), (1796, 105710), (1922, 98780), (2245, 84568), (2728, 69595), (3410, 55676), (3592, 52855), (3844, 49390), (4490, 42284), (4805, 39512), (4939, 38440), (6820, 27838), (7688, 24695), (8980, 21142), (9610, 19756), (9878, 19220), (10571, 17960), (13640, 13919)]