81575424

素因数分解:

$2^9\times 3^4\times 7^1\times {\mathrm{281}}^1$

素因数の和:318

約数の個数: 200

約数和(自身を含む): 279254448

約数和(自身を除く): 197679024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 256, 281, 288, 324, 336, 378, 384, 432, 448, 504, 512, 562, 567, 576, 648, 672, 756, 768, 843, 864, 896, 1008, 1124, 1134, 1152, 1296, 1344, 1512, 1536, 1686, 1728, 1792, 1967, 2016, 2248, 2268, 2304, 2529, 2592, 2688, 3024, 3372, 3456, 3584, 3934, 4032, 4496, 4536, 4608, 5058, 5184, 5376, 5901, 6048, 6744, 6912, 7587, 7868, 8064, 8992, 9072, 10116, 10368, 10752, 11802, 12096, 13488, 13824, 15174, 15736, 16128, 17703, 17984, 18144, 20232, 20736, 22761, 23604, 24192, 26976, 30348, 31472, 32256, 35406, 35968, 36288, 40464, 41472, 45522, 47208, 48384, 53109, 53952, 60696, 62944, 70812, 71936, 72576, 80928, 91044, 94416, 96768, 106218, 107904, 121392, 125888, 141624, 143872, 145152, 159327, 161856, 182088, 188832, 212436, 215808, 242784, 251776, 283248, 290304, 318654, 323712, 364176, 377664, 424872, 431616, 485568, 503552, 566496, 637308, 647424, 728352, 755328, 849744, 971136, 1007104, 1132992, 1274616, 1294848, 1456704, 1510656, 1699488, 1942272, 2265984, 2549232, 2913408, 3021312, 3398976, 3884544, 4531968, 5098464, 5826816, 6797952, 9063936, 10196928, 11653632, 13595904, 20393856, 27191808, 40787712, 81575424]

約数ペア:

[(1, 81575424), (2, 40787712), (3, 27191808), (4, 20393856), (6, 13595904), (7, 11653632), (8, 10196928), (9, 9063936), (12, 6797952), (14, 5826816), (16, 5098464), (18, 4531968), (21, 3884544), (24, 3398976), (27, 3021312), (28, 2913408), (32, 2549232), (36, 2265984), (42, 1942272), (48, 1699488), (54, 1510656), (56, 1456704), (63, 1294848), (64, 1274616), (72, 1132992), (81, 1007104), (84, 971136), (96, 849744), (108, 755328), (112, 728352), (126, 647424), (128, 637308), (144, 566496), (162, 503552), (168, 485568), (189, 431616), (192, 424872), (216, 377664), (224, 364176), (252, 323712), (256, 318654), (281, 290304), (288, 283248), (324, 251776), (336, 242784), (378, 215808), (384, 212436), (432, 188832), (448, 182088), (504, 161856), (512, 159327), (562, 145152), (567, 143872), (576, 141624), (648, 125888), (672, 121392), (756, 107904), (768, 106218), (843, 96768), (864, 94416), (896, 91044), (1008, 80928), (1124, 72576), (1134, 71936), (1152, 70812), (1296, 62944), (1344, 60696), (1512, 53952), (1536, 53109), (1686, 48384), (1728, 47208), (1792, 45522), (1967, 41472), (2016, 40464), (2248, 36288), (2268, 35968), (2304, 35406), (2529, 32256), (2592, 31472), (2688, 30348), (3024, 26976), (3372, 24192), (3456, 23604), (3584, 22761), (3934, 20736), (4032, 20232), (4496, 18144), (4536, 17984), (4608, 17703), (5058, 16128), (5184, 15736), (5376, 15174), (5901, 13824), (6048, 13488), (6744, 12096), (6912, 11802), (7587, 10752), (7868, 10368), (8064, 10116), (8992, 9072)]