991209120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{827}}^1$

素因数の和:1083

約数の個数: 192

約数和(自身を含む): 3425296896

約数和(自身を除く): 2434087776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 227, 240, 264, 330, 352, 440, 454, 480, 528, 660, 681, 827, 880, 908, 1056, 1135, 1320, 1362, 1654, 1760, 1816, 2270, 2481, 2497, 2640, 2724, 3308, 3405, 3632, 4135, 4540, 4962, 4994, 5280, 5448, 6616, 6810, 7264, 7491, 8270, 9080, 9097, 9924, 9988, 10896, 12405, 12485, 13232, 13620, 14982, 16540, 18160, 18194, 19848, 19976, 21792, 24810, 24970, 26464, 27240, 27291, 29964, 33080, 36320, 36388, 37455, 39696, 39952, 45485, 49620, 49940, 54480, 54582, 59928, 66160, 72776, 74910, 79392, 79904, 90970, 99240, 99880, 108960, 109164, 119856, 132320, 136455, 145552, 149820, 181940, 187729, 198480, 199760, 218328, 239712, 272910, 291104, 299640, 363880, 375458, 396960, 399520, 436656, 545820, 563187, 599280, 727760, 750916, 873312, 938645, 1091640, 1126374, 1198560, 1455520, 1501832, 1877290, 2065019, 2183280, 2252748, 2815935, 3003664, 3754580, 4130038, 4366560, 4505496, 5631870, 6007328, 6195057, 7509160, 8260076, 9010992, 10325095, 11263740, 12390114, 15018320, 16520152, 18021984, 20650190, 22527480, 24780228, 30036640, 30975285, 33040304, 41300380, 45054960, 49560456, 61950570, 66080608, 82600760, 90109920, 99120912, 123901140, 165201520, 198241824, 247802280, 330403040, 495604560, 991209120]

約数ペア:

[(1, 991209120), (2, 495604560), (3, 330403040), (4, 247802280), (5, 198241824), (6, 165201520), (8, 123901140), (10, 99120912), (11, 90109920), (12, 82600760), (15, 66080608), (16, 61950570), (20, 49560456), (22, 45054960), (24, 41300380), (30, 33040304), (32, 30975285), (33, 30036640), (40, 24780228), (44, 22527480), (48, 20650190), (55, 18021984), (60, 16520152), (66, 15018320), (80, 12390114), (88, 11263740), (96, 10325095), (110, 9010992), (120, 8260076), (132, 7509160), (160, 6195057), (165, 6007328), (176, 5631870), (220, 4505496), (227, 4366560), (240, 4130038), (264, 3754580), (330, 3003664), (352, 2815935), (440, 2252748), (454, 2183280), (480, 2065019), (528, 1877290), (660, 1501832), (681, 1455520), (827, 1198560), (880, 1126374), (908, 1091640), (1056, 938645), (1135, 873312), (1320, 750916), (1362, 727760), (1654, 599280), (1760, 563187), (1816, 545820), (2270, 436656), (2481, 399520), (2497, 396960), (2640, 375458), (2724, 363880), (3308, 299640), (3405, 291104), (3632, 272910), (4135, 239712), (4540, 218328), (4962, 199760), (4994, 198480), (5280, 187729), (5448, 181940), (6616, 149820), (6810, 145552), (7264, 136455), (7491, 132320), (8270, 119856), (9080, 109164), (9097, 108960), (9924, 99880), (9988, 99240), (10896, 90970), (12405, 79904), (12485, 79392), (13232, 74910), (13620, 72776), (14982, 66160), (16540, 59928), (18160, 54582), (18194, 54480), (19848, 49940), (19976, 49620), (21792, 45485), (24810, 39952), (24970, 39696), (26464, 37455), (27240, 36388), (27291, 36320), (29964, 33080)]