189970880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1861}}^1$

素因数の和:1918

約数の個数: 112

約数和(自身を含む): 510783840

約数和(自身を除く): 320812960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 320, 352, 440, 464, 580, 638, 704, 880, 928, 1160, 1276, 1595, 1760, 1856, 1861, 2320, 2552, 3190, 3520, 3722, 4640, 5104, 6380, 7444, 9280, 9305, 10208, 12760, 14888, 18610, 20416, 20471, 25520, 29776, 37220, 40942, 51040, 53969, 59552, 74440, 81884, 102080, 102355, 107938, 119104, 148880, 163768, 204710, 215876, 269845, 297760, 327536, 409420, 431752, 539690, 593659, 595520, 655072, 818840, 863504, 1079380, 1187318, 1310144, 1637680, 1727008, 2158760, 2374636, 2968295, 3275360, 3454016, 4317520, 4749272, 5936590, 6550720, 8635040, 9498544, 11873180, 17270080, 18997088, 23746360, 37994176, 47492720, 94985440, 189970880]

約数ペア:

[(1, 189970880), (2, 94985440), (4, 47492720), (5, 37994176), (8, 23746360), (10, 18997088), (11, 17270080), (16, 11873180), (20, 9498544), (22, 8635040), (29, 6550720), (32, 5936590), (40, 4749272), (44, 4317520), (55, 3454016), (58, 3275360), (64, 2968295), (80, 2374636), (88, 2158760), (110, 1727008), (116, 1637680), (145, 1310144), (160, 1187318), (176, 1079380), (220, 863504), (232, 818840), (290, 655072), (319, 595520), (320, 593659), (352, 539690), (440, 431752), (464, 409420), (580, 327536), (638, 297760), (704, 269845), (880, 215876), (928, 204710), (1160, 163768), (1276, 148880), (1595, 119104), (1760, 107938), (1856, 102355), (1861, 102080), (2320, 81884), (2552, 74440), (3190, 59552), (3520, 53969), (3722, 51040), (4640, 40942), (5104, 37220), (6380, 29776), (7444, 25520), (9280, 20471), (9305, 20416), (10208, 18610), (12760, 14888)]