991787328

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:363

約数の個数: 280

約数和(自身を含む): 3400901504

約数和(自身を除く): 2409114176

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, 144, 151, 162, 168, 181, 189, 192, 216, 224, 252, 288, 302, 324, 336, 362, 378, 432, 448, 453, 504, 543, 567, 576, 604, 648, 672, 724, 756, 864, 906, 1008, 1057, 1086, 1134, 1208, 1267, 1296, 1344, 1359, 1448, 1512, 1629, 1728, 1812, 2016, 2114, 2172, 2268, 2416, 2534, 2592, 2718, 2896, 3024, 3171, 3258, 3624, 3801, 4032, 4077, 4228, 4344, 4536, 4832, 4887, 5068, 5184, 5436, 5792, 6048, 6342, 6516, 7248, 7602, 8154, 8456, 8688, 9072, 9513, 9664, 9774, 10136, 10872, 11403, 11584, 12096, 12231, 12684, 13032, 14496, 14661, 15204, 16308, 16912, 17376, 18144, 19026, 19548, 20272, 21744, 22806, 24462, 25368, 26064, 27331, 28539, 28992, 29322, 30408, 32616, 33824, 34209, 34752, 36288, 38052, 39096, 40544, 43488, 45612, 48924, 50736, 52128, 54662, 57078, 58644, 60816, 65232, 67648, 68418, 76104, 78192, 81088, 81993, 85617, 86976, 91224, 97848, 101472, 102627, 104256, 109324, 114156, 117288, 121632, 130464, 136836, 152208, 156384, 163986, 171234, 182448, 191317, 195696, 202944, 205254, 218648, 228312, 234576, 243264, 245979, 260928, 273672, 304416, 312768, 327972, 342468, 364896, 382634, 391392, 410508, 437296, 456624, 469152, 491958, 547344, 573951, 608832, 655944, 684936, 729792, 737937, 765268, 782784, 821016, 874592, 913248, 938304, 983916, 1094688, 1147902, 1311888, 1369872, 1475874, 1530536, 1642032, 1721853, 1749184, 1826496, 1967832, 2189376, 2213811, 2295804, 2623776, 2739744, 2951748, 3061072, 3284064, 3443706, 3935664, 4427622, 4591608, 5165559, 5247552, 5479488, 5903496, 6122144, 6568128, 6887412, 7871328, 8855244, 9183216, 10331118, 11806992, 12244288, 13774824, 15496677, 15742656, 17710488, 18366432, 20662236, 23613984, 27549648, 30993354, 35420976, 36732864, 41324472, 47227968, 55099296, 61986708, 70841952, 82648944, 110198592, 123973416, 141683904, 165297888, 247946832, 330595776, 495893664, 991787328]

約数ペア:

[(1, 991787328), (2, 495893664), (3, 330595776), (4, 247946832), (6, 165297888), (7, 141683904), (8, 123973416), (9, 110198592), (12, 82648944), (14, 70841952), (16, 61986708), (18, 55099296), (21, 47227968), (24, 41324472), (27, 36732864), (28, 35420976), (32, 30993354), (36, 27549648), (42, 23613984), (48, 20662236), (54, 18366432), (56, 17710488), (63, 15742656), (64, 15496677), (72, 13774824), (81, 12244288), (84, 11806992), (96, 10331118), (108, 9183216), (112, 8855244), (126, 7871328), (144, 6887412), (151, 6568128), (162, 6122144), (168, 5903496), (181, 5479488), (189, 5247552), (192, 5165559), (216, 4591608), (224, 4427622), (252, 3935664), (288, 3443706), (302, 3284064), (324, 3061072), (336, 2951748), (362, 2739744), (378, 2623776), (432, 2295804), (448, 2213811), (453, 2189376), (504, 1967832), (543, 1826496), (567, 1749184), (576, 1721853), (604, 1642032), (648, 1530536), (672, 1475874), (724, 1369872), (756, 1311888), (864, 1147902), (906, 1094688), (1008, 983916), (1057, 938304), (1086, 913248), (1134, 874592), (1208, 821016), (1267, 782784), (1296, 765268), (1344, 737937), (1359, 729792), (1448, 684936), (1512, 655944), (1629, 608832), (1728, 573951), (1812, 547344), (2016, 491958), (2114, 469152), (2172, 456624), (2268, 437296), (2416, 410508), (2534, 391392), (2592, 382634), (2718, 364896), (2896, 342468), (3024, 327972), (3171, 312768), (3258, 304416), (3624, 273672), (3801, 260928), (4032, 245979), (4077, 243264), (4228, 234576), (4344, 228312), (4536, 218648), (4832, 205254), (4887, 202944), (5068, 195696), (5184, 191317), (5436, 182448), (5792, 171234), (6048, 163986), (6342, 156384), (6516, 152208), (7248, 136836), (7602, 130464), (8154, 121632), (8456, 117288), (8688, 114156), (9072, 109324), (9513, 104256), (9664, 102627), (9774, 101472), (10136, 97848), (10872, 91224), (11403, 86976), (11584, 85617), (12096, 81993), (12231, 81088), (12684, 78192), (13032, 76104), (14496, 68418), (14661, 67648), (15204, 65232), (16308, 60816), (16912, 58644), (17376, 57078), (18144, 54662), (19026, 52128), (19548, 50736), (20272, 48924), (21744, 45612), (22806, 43488), (24462, 40544), (25368, 39096), (26064, 38052), (27331, 36288), (28539, 34752), (28992, 34209), (29322, 33824), (30408, 32616)]