990210432

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:672

約数の個数: 128

約数和(自身を含む): 2735493120

約数和(自身を除く): 1745282688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 193, 248, 372, 384, 386, 431, 496, 579, 744, 772, 862, 992, 1158, 1293, 1488, 1544, 1724, 1984, 2316, 2586, 2976, 3088, 3448, 3968, 4632, 5172, 5952, 5983, 6176, 6896, 9264, 10344, 11904, 11966, 12352, 13361, 13792, 17949, 18528, 20688, 23932, 24704, 26722, 27584, 35898, 37056, 40083, 41376, 47864, 53444, 55168, 71796, 74112, 80166, 82752, 83183, 95728, 106888, 143592, 160332, 165504, 166366, 191456, 213776, 249549, 287184, 320664, 332732, 382912, 427552, 499098, 574368, 641328, 665464, 765824, 855104, 998196, 1148736, 1282656, 1330928, 1710208, 1996392, 2297472, 2565312, 2578673, 2661856, 3992784, 5130624, 5157346, 5323712, 7736019, 7985568, 10314692, 10647424, 15472038, 15971136, 20629384, 30944076, 31942272, 41258768, 61888152, 82517536, 123776304, 165035072, 247552608, 330070144, 495105216, 990210432]

約数ペア:

[(1, 990210432), (2, 495105216), (3, 330070144), (4, 247552608), (6, 165035072), (8, 123776304), (12, 82517536), (16, 61888152), (24, 41258768), (31, 31942272), (32, 30944076), (48, 20629384), (62, 15971136), (64, 15472038), (93, 10647424), (96, 10314692), (124, 7985568), (128, 7736019), (186, 5323712), (192, 5157346), (193, 5130624), (248, 3992784), (372, 2661856), (384, 2578673), (386, 2565312), (431, 2297472), (496, 1996392), (579, 1710208), (744, 1330928), (772, 1282656), (862, 1148736), (992, 998196), (1158, 855104), (1293, 765824), (1488, 665464), (1544, 641328), (1724, 574368), (1984, 499098), (2316, 427552), (2586, 382912), (2976, 332732), (3088, 320664), (3448, 287184), (3968, 249549), (4632, 213776), (5172, 191456), (5952, 166366), (5983, 165504), (6176, 160332), (6896, 143592), (9264, 106888), (10344, 95728), (11904, 83183), (11966, 82752), (12352, 80166), (13361, 74112), (13792, 71796), (17949, 55168), (18528, 53444), (20688, 47864), (23932, 41376), (24704, 40083), (26722, 37056), (27584, 35898)]