81983616

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1493}}^1$

素因数の和:1534

約数の個数: 128

約数和(自身を含む): 256011840

約数和(自身を除く): 174028224

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 78, 88, 96, 104, 128, 132, 143, 156, 176, 192, 208, 264, 286, 312, 352, 384, 416, 429, 528, 572, 624, 704, 832, 858, 1056, 1144, 1248, 1408, 1493, 1664, 1716, 2112, 2288, 2496, 2986, 3432, 4224, 4479, 4576, 4992, 5972, 6864, 8958, 9152, 11944, 13728, 16423, 17916, 18304, 19409, 23888, 27456, 32846, 35832, 38818, 47776, 49269, 54912, 58227, 65692, 71664, 77636, 95552, 98538, 116454, 131384, 143328, 155272, 191104, 197076, 213499, 232908, 262768, 286656, 310544, 394152, 426998, 465816, 525536, 573312, 621088, 640497, 788304, 853996, 931632, 1051072, 1242176, 1280994, 1576608, 1707992, 1863264, 2102144, 2484352, 2561988, 3153216, 3415984, 3726528, 5123976, 6306432, 6831968, 7453056, 10247952, 13663936, 20495904, 27327872, 40991808, 81983616]

約数ペア:

[(1, 81983616), (2, 40991808), (3, 27327872), (4, 20495904), (6, 13663936), (8, 10247952), (11, 7453056), (12, 6831968), (13, 6306432), (16, 5123976), (22, 3726528), (24, 3415984), (26, 3153216), (32, 2561988), (33, 2484352), (39, 2102144), (44, 1863264), (48, 1707992), (52, 1576608), (64, 1280994), (66, 1242176), (78, 1051072), (88, 931632), (96, 853996), (104, 788304), (128, 640497), (132, 621088), (143, 573312), (156, 525536), (176, 465816), (192, 426998), (208, 394152), (264, 310544), (286, 286656), (312, 262768), (352, 232908), (384, 213499), (416, 197076), (429, 191104), (528, 155272), (572, 143328), (624, 131384), (704, 116454), (832, 98538), (858, 95552), (1056, 77636), (1144, 71664), (1248, 65692), (1408, 58227), (1493, 54912), (1664, 49269), (1716, 47776), (2112, 38818), (2288, 35832), (2496, 32846), (2986, 27456), (3432, 23888), (4224, 19409), (4479, 18304), (4576, 17916), (4992, 16423), (5972, 13728), (6864, 11944), (8958, 9152)]