190782680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 492687360

約数和(自身を除く): 301904680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 71, 88, 110, 124, 142, 155, 197, 220, 248, 284, 310, 341, 355, 394, 440, 568, 620, 682, 710, 781, 788, 985, 1240, 1364, 1420, 1562, 1576, 1705, 1970, 2167, 2201, 2728, 2840, 3124, 3410, 3905, 3940, 4334, 4402, 6107, 6248, 6820, 7810, 7880, 8668, 8804, 10835, 11005, 12214, 13640, 13987, 15620, 17336, 17608, 21670, 22010, 24211, 24428, 27974, 30535, 31240, 43340, 44020, 48422, 48856, 55948, 61070, 67177, 69935, 86680, 88040, 96844, 111896, 121055, 122140, 134354, 139870, 153857, 193688, 242110, 244280, 268708, 279740, 307714, 335885, 433597, 484220, 537416, 559480, 615428, 671770, 769285, 867194, 968440, 1230856, 1343540, 1538570, 1734388, 2167985, 2687080, 3077140, 3468776, 4335970, 4769567, 6154280, 8671940, 9539134, 17343880, 19078268, 23847835, 38156536, 47695670, 95391340, 190782680]

約数ペア:

[(1, 190782680), (2, 95391340), (4, 47695670), (5, 38156536), (8, 23847835), (10, 19078268), (11, 17343880), (20, 9539134), (22, 8671940), (31, 6154280), (40, 4769567), (44, 4335970), (55, 3468776), (62, 3077140), (71, 2687080), (88, 2167985), (110, 1734388), (124, 1538570), (142, 1343540), (155, 1230856), (197, 968440), (220, 867194), (248, 769285), (284, 671770), (310, 615428), (341, 559480), (355, 537416), (394, 484220), (440, 433597), (568, 335885), (620, 307714), (682, 279740), (710, 268708), (781, 244280), (788, 242110), (985, 193688), (1240, 153857), (1364, 139870), (1420, 134354), (1562, 122140), (1576, 121055), (1705, 111896), (1970, 96844), (2167, 88040), (2201, 86680), (2728, 69935), (2840, 67177), (3124, 61070), (3410, 55948), (3905, 48856), (3940, 48422), (4334, 44020), (4402, 43340), (6107, 31240), (6248, 30535), (6820, 27974), (7810, 24428), (7880, 24211), (8668, 22010), (8804, 21670), (10835, 17608), (11005, 17336), (12214, 15620), (13640, 13987)]