164501920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:359

約数の個数: 144

約数和(自身を含む): 443416680

約数和(自身を除く): 278914760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 80, 88, 110, 116, 121, 145, 160, 176, 220, 232, 242, 290, 293, 319, 352, 440, 464, 484, 580, 586, 605, 638, 880, 928, 968, 1160, 1172, 1210, 1276, 1465, 1595, 1760, 1936, 2320, 2344, 2420, 2552, 2930, 3190, 3223, 3509, 3872, 4640, 4688, 4840, 5104, 5860, 6380, 6446, 7018, 8497, 9376, 9680, 10208, 11720, 12760, 12892, 14036, 16115, 16994, 17545, 19360, 23440, 25520, 25784, 28072, 32230, 33988, 35090, 35453, 42485, 46880, 51040, 51568, 56144, 64460, 67976, 70180, 70906, 84970, 93467, 103136, 112288, 128920, 135952, 140360, 141812, 169940, 177265, 186934, 257840, 271904, 280720, 283624, 339880, 354530, 373868, 467335, 515680, 561440, 567248, 679760, 709060, 747736, 934670, 1028137, 1134496, 1359520, 1418120, 1495472, 1869340, 2056274, 2836240, 2990944, 3738680, 4112548, 5140685, 5672480, 7477360, 8225096, 10281370, 14954720, 16450192, 20562740, 32900384, 41125480, 82250960, 164501920]

約数ペア:

[(1, 164501920), (2, 82250960), (4, 41125480), (5, 32900384), (8, 20562740), (10, 16450192), (11, 14954720), (16, 10281370), (20, 8225096), (22, 7477360), (29, 5672480), (32, 5140685), (40, 4112548), (44, 3738680), (55, 2990944), (58, 2836240), (80, 2056274), (88, 1869340), (110, 1495472), (116, 1418120), (121, 1359520), (145, 1134496), (160, 1028137), (176, 934670), (220, 747736), (232, 709060), (242, 679760), (290, 567248), (293, 561440), (319, 515680), (352, 467335), (440, 373868), (464, 354530), (484, 339880), (580, 283624), (586, 280720), (605, 271904), (638, 257840), (880, 186934), (928, 177265), (968, 169940), (1160, 141812), (1172, 140360), (1210, 135952), (1276, 128920), (1465, 112288), (1595, 103136), (1760, 93467), (1936, 84970), (2320, 70906), (2344, 70180), (2420, 67976), (2552, 64460), (2930, 56144), (3190, 51568), (3223, 51040), (3509, 46880), (3872, 42485), (4640, 35453), (4688, 35090), (4840, 33988), (5104, 32230), (5860, 28072), (6380, 25784), (6446, 25520), (7018, 23440), (8497, 19360), (9376, 17545), (9680, 16994), (10208, 16115), (11720, 14036), (12760, 12892)]