1321272576

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1489

約数の個数: 216

約数和(自身を含む): 4237915136

約数和(自身を除く): 2916642560

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 64, 72, 78, 93, 96, 104, 117, 124, 128, 144, 156, 186, 192, 208, 234, 248, 256, 279, 288, 312, 372, 384, 403, 416, 468, 496, 558, 576, 624, 744, 768, 806, 832, 936, 992, 1116, 1152, 1209, 1248, 1423, 1488, 1612, 1664, 1872, 1984, 2232, 2304, 2418, 2496, 2846, 2976, 3224, 3328, 3627, 3744, 3968, 4269, 4464, 4836, 4992, 5692, 5952, 6448, 7254, 7488, 7936, 8538, 8928, 9672, 9984, 11384, 11904, 12807, 12896, 14508, 14976, 17076, 17856, 18499, 19344, 22768, 23808, 25614, 25792, 29016, 29952, 34152, 35712, 36998, 38688, 44113, 45536, 51228, 51584, 55497, 58032, 68304, 71424, 73996, 77376, 88226, 91072, 102456, 103168, 110994, 116064, 132339, 136608, 147992, 154752, 166491, 176452, 182144, 204912, 221988, 232128, 264678, 273216, 295984, 309504, 332982, 352904, 364288, 397017, 409824, 443976, 464256, 529356, 546432, 573469, 591968, 665964, 705808, 794034, 819648, 887952, 928512, 1058712, 1092864, 1146938, 1183936, 1331928, 1411616, 1588068, 1639296, 1720407, 1775904, 2117424, 2293876, 2367872, 2663856, 2823232, 3176136, 3278592, 3440814, 3551808, 4234848, 4587752, 4735744, 5161221, 5327712, 5646464, 6352272, 6881628, 7103616, 8469696, 9175504, 10322442, 10655424, 11292928, 12704544, 13763256, 14207232, 16939392, 18351008, 20644884, 21310848, 25409088, 27526512, 33878784, 36702016, 41289768, 42621696, 50818176, 55053024, 73404032, 82579536, 101636352, 110106048, 146808064, 165159072, 220212096, 330318144, 440424192, 660636288, 1321272576]

約数ペア:

[(1, 1321272576), (2, 660636288), (3, 440424192), (4, 330318144), (6, 220212096), (8, 165159072), (9, 146808064), (12, 110106048), (13, 101636352), (16, 82579536), (18, 73404032), (24, 55053024), (26, 50818176), (31, 42621696), (32, 41289768), (36, 36702016), (39, 33878784), (48, 27526512), (52, 25409088), (62, 21310848), (64, 20644884), (72, 18351008), (78, 16939392), (93, 14207232), (96, 13763256), (104, 12704544), (117, 11292928), (124, 10655424), (128, 10322442), (144, 9175504), (156, 8469696), (186, 7103616), (192, 6881628), (208, 6352272), (234, 5646464), (248, 5327712), (256, 5161221), (279, 4735744), (288, 4587752), (312, 4234848), (372, 3551808), (384, 3440814), (403, 3278592), (416, 3176136), (468, 2823232), (496, 2663856), (558, 2367872), (576, 2293876), (624, 2117424), (744, 1775904), (768, 1720407), (806, 1639296), (832, 1588068), (936, 1411616), (992, 1331928), (1116, 1183936), (1152, 1146938), (1209, 1092864), (1248, 1058712), (1423, 928512), (1488, 887952), (1612, 819648), (1664, 794034), (1872, 705808), (1984, 665964), (2232, 591968), (2304, 573469), (2418, 546432), (2496, 529356), (2846, 464256), (2976, 443976), (3224, 409824), (3328, 397017), (3627, 364288), (3744, 352904), (3968, 332982), (4269, 309504), (4464, 295984), (4836, 273216), (4992, 264678), (5692, 232128), (5952, 221988), (6448, 204912), (7254, 182144), (7488, 176452), (7936, 166491), (8538, 154752), (8928, 147992), (9672, 136608), (9984, 132339), (11384, 116064), (11904, 110994), (12807, 103168), (12896, 102456), (14508, 91072), (14976, 88226), (17076, 77376), (17856, 73996), (18499, 71424), (19344, 68304), (22768, 58032), (23808, 55497), (25614, 51584), (25792, 51228), (29016, 45536), (29952, 44113), (34152, 38688), (35712, 36998)]