1281917952

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:705

約数の個数: 264

約数和(自身を含む): 4373571072

約数和(自身を除く): 3091653120

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 84, 93, 96, 112, 124, 126, 128, 144, 168, 186, 192, 217, 224, 248, 252, 256, 279, 288, 336, 372, 384, 434, 448, 496, 504, 512, 558, 576, 641, 651, 672, 744, 768, 868, 896, 992, 1008, 1024, 1116, 1152, 1282, 1302, 1344, 1488, 1536, 1736, 1792, 1923, 1953, 1984, 2016, 2232, 2304, 2564, 2604, 2688, 2976, 3072, 3472, 3584, 3846, 3906, 3968, 4032, 4464, 4487, 4608, 5128, 5208, 5376, 5769, 5952, 6944, 7168, 7692, 7812, 7936, 8064, 8928, 8974, 9216, 10256, 10416, 10752, 11538, 11904, 13461, 13888, 15384, 15624, 15872, 16128, 17856, 17948, 19871, 20512, 20832, 21504, 23076, 23808, 26922, 27776, 30768, 31248, 31744, 32256, 35712, 35896, 39742, 40383, 41024, 41664, 46152, 47616, 53844, 55552, 59613, 61536, 62496, 64512, 71424, 71792, 79484, 80766, 82048, 83328, 92304, 95232, 107688, 111104, 119226, 123072, 124992, 139097, 142848, 143584, 158968, 161532, 164096, 166656, 178839, 184608, 215376, 222208, 238452, 246144, 249984, 278194, 285696, 287168, 317936, 323064, 328192, 333312, 357678, 369216, 417291, 430752, 476904, 492288, 499968, 556388, 574336, 635872, 646128, 656384, 666624, 715356, 738432, 834582, 861504, 953808, 984576, 999936, 1112776, 1148672, 1251873, 1271744, 1292256, 1430712, 1476864, 1669164, 1723008, 1907616, 1969152, 1999872, 2225552, 2297344, 2503746, 2543488, 2584512, 2861424, 2953728, 3338328, 3446016, 3815232, 4451104, 4594688, 5007492, 5086976, 5169024, 5722848, 5907456, 6676656, 6892032, 7630464, 8902208, 10014984, 10173952, 10338048, 11445696, 13353312, 13784064, 15260928, 17804416, 20029968, 20347904, 20676096, 22891392, 26706624, 30521856, 35608832, 40059936, 41352192, 45782784, 53413248, 61043712, 71217664, 80119872, 91565568, 106826496, 142435328, 160239744, 183131136, 213652992, 320479488, 427305984, 640958976, 1281917952]

約数ペア:

[(1, 1281917952), (2, 640958976), (3, 427305984), (4, 320479488), (6, 213652992), (7, 183131136), (8, 160239744), (9, 142435328), (12, 106826496), (14, 91565568), (16, 80119872), (18, 71217664), (21, 61043712), (24, 53413248), (28, 45782784), (31, 41352192), (32, 40059936), (36, 35608832), (42, 30521856), (48, 26706624), (56, 22891392), (62, 20676096), (63, 20347904), (64, 20029968), (72, 17804416), (84, 15260928), (93, 13784064), (96, 13353312), (112, 11445696), (124, 10338048), (126, 10173952), (128, 10014984), (144, 8902208), (168, 7630464), (186, 6892032), (192, 6676656), (217, 5907456), (224, 5722848), (248, 5169024), (252, 5086976), (256, 5007492), (279, 4594688), (288, 4451104), (336, 3815232), (372, 3446016), (384, 3338328), (434, 2953728), (448, 2861424), (496, 2584512), (504, 2543488), (512, 2503746), (558, 2297344), (576, 2225552), (641, 1999872), (651, 1969152), (672, 1907616), (744, 1723008), (768, 1669164), (868, 1476864), (896, 1430712), (992, 1292256), (1008, 1271744), (1024, 1251873), (1116, 1148672), (1152, 1112776), (1282, 999936), (1302, 984576), (1344, 953808), (1488, 861504), (1536, 834582), (1736, 738432), (1792, 715356), (1923, 666624), (1953, 656384), (1984, 646128), (2016, 635872), (2232, 574336), (2304, 556388), (2564, 499968), (2604, 492288), (2688, 476904), (2976, 430752), (3072, 417291), (3472, 369216), (3584, 357678), (3846, 333312), (3906, 328192), (3968, 323064), (4032, 317936), (4464, 287168), (4487, 285696), (4608, 278194), (5128, 249984), (5208, 246144), (5376, 238452), (5769, 222208), (5952, 215376), (6944, 184608), (7168, 178839), (7692, 166656), (7812, 164096), (7936, 161532), (8064, 158968), (8928, 143584), (8974, 142848), (9216, 139097), (10256, 124992), (10416, 123072), (10752, 119226), (11538, 111104), (11904, 107688), (13461, 95232), (13888, 92304), (15384, 83328), (15624, 82048), (15872, 80766), (16128, 79484), (17856, 71792), (17948, 71424), (19871, 64512), (20512, 62496), (20832, 61536), (21504, 59613), (23076, 55552), (23808, 53844), (26922, 47616), (27776, 46152), (30768, 41664), (31248, 41024), (31744, 40383), (32256, 39742), (35712, 35896)]