81967872

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 253783040

約数和(自身を除く): 171815168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 79, 84, 96, 112, 128, 158, 168, 192, 193, 224, 237, 256, 316, 336, 384, 386, 448, 474, 553, 579, 632, 672, 768, 772, 896, 948, 1106, 1158, 1264, 1344, 1351, 1544, 1659, 1792, 1896, 2212, 2316, 2528, 2688, 2702, 3088, 3318, 3792, 4053, 4424, 4632, 5056, 5376, 5404, 6176, 6636, 7584, 8106, 8848, 9264, 10112, 10808, 12352, 13272, 15168, 15247, 16212, 17696, 18528, 20224, 21616, 24704, 26544, 30336, 30494, 32424, 35392, 37056, 43232, 45741, 49408, 53088, 60672, 60988, 64848, 70784, 74112, 86464, 91482, 106176, 106729, 121976, 129696, 141568, 148224, 172928, 182964, 212352, 213458, 243952, 259392, 320187, 345856, 365928, 424704, 426916, 487904, 518784, 640374, 731856, 853832, 975808, 1037568, 1280748, 1463712, 1707664, 1951616, 2561496, 2927424, 3415328, 3903232, 5122992, 5854848, 6830656, 10245984, 11709696, 13661312, 20491968, 27322624, 40983936, 81967872]

約数ペア:

[(1, 81967872), (2, 40983936), (3, 27322624), (4, 20491968), (6, 13661312), (7, 11709696), (8, 10245984), (12, 6830656), (14, 5854848), (16, 5122992), (21, 3903232), (24, 3415328), (28, 2927424), (32, 2561496), (42, 1951616), (48, 1707664), (56, 1463712), (64, 1280748), (79, 1037568), (84, 975808), (96, 853832), (112, 731856), (128, 640374), (158, 518784), (168, 487904), (192, 426916), (193, 424704), (224, 365928), (237, 345856), (256, 320187), (316, 259392), (336, 243952), (384, 213458), (386, 212352), (448, 182964), (474, 172928), (553, 148224), (579, 141568), (632, 129696), (672, 121976), (768, 106729), (772, 106176), (896, 91482), (948, 86464), (1106, 74112), (1158, 70784), (1264, 64848), (1344, 60988), (1351, 60672), (1544, 53088), (1659, 49408), (1792, 45741), (1896, 43232), (2212, 37056), (2316, 35392), (2528, 32424), (2688, 30494), (2702, 30336), (3088, 26544), (3318, 24704), (3792, 21616), (4053, 20224), (4424, 18528), (4632, 17696), (5056, 16212), (5376, 15247), (5404, 15168), (6176, 13272), (6636, 12352), (7584, 10808), (8106, 10112), (8848, 9264)]