257467392

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:353

約数の個数: 264

約数和(自身を含む): 917973056

約数和(自身を除く): 660505664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 128, 144, 156, 168, 182, 192, 208, 224, 234, 252, 256, 273, 288, 307, 312, 336, 364, 384, 416, 448, 468, 504, 512, 546, 576, 614, 624, 672, 728, 768, 819, 832, 896, 921, 936, 1008, 1024, 1092, 1152, 1228, 1248, 1344, 1456, 1536, 1638, 1664, 1792, 1842, 1872, 2016, 2149, 2184, 2304, 2456, 2496, 2688, 2763, 2912, 3072, 3276, 3328, 3584, 3684, 3744, 3991, 4032, 4298, 4368, 4608, 4912, 4992, 5376, 5526, 5824, 6447, 6552, 6656, 7168, 7368, 7488, 7982, 8064, 8596, 8736, 9216, 9824, 9984, 10752, 11052, 11648, 11973, 12894, 13104, 13312, 14736, 14976, 15964, 16128, 17192, 17472, 19341, 19648, 19968, 21504, 22104, 23296, 23946, 25788, 26208, 27937, 29472, 29952, 31928, 32256, 34384, 34944, 35919, 38682, 39296, 39936, 44208, 46592, 47892, 51576, 52416, 55874, 58944, 59904, 63856, 64512, 68768, 69888, 71838, 77364, 78592, 83811, 88416, 93184, 95784, 103152, 104832, 111748, 117888, 119808, 127712, 137536, 139776, 143676, 154728, 157184, 167622, 176832, 191568, 206304, 209664, 223496, 235776, 251433, 255424, 275072, 279552, 287352, 309456, 314368, 335244, 353664, 383136, 412608, 419328, 446992, 471552, 502866, 510848, 550144, 574704, 618912, 670488, 707328, 766272, 825216, 838656, 893984, 943104, 1005732, 1021696, 1100288, 1149408, 1237824, 1340976, 1414656, 1532544, 1650432, 1787968, 2011464, 2043392, 2200576, 2298816, 2475648, 2681952, 2829312, 3065088, 3300864, 3575936, 4022928, 4086784, 4597632, 4951296, 5363904, 6130176, 6601728, 7151872, 8045856, 9195264, 9902592, 10727808, 12260352, 14303744, 16091712, 18390528, 19805184, 21455616, 28607488, 32183424, 36781056, 42911232, 64366848, 85822464, 128733696, 257467392]

約数ペア:

[(1, 257467392), (2, 128733696), (3, 85822464), (4, 64366848), (6, 42911232), (7, 36781056), (8, 32183424), (9, 28607488), (12, 21455616), (13, 19805184), (14, 18390528), (16, 16091712), (18, 14303744), (21, 12260352), (24, 10727808), (26, 9902592), (28, 9195264), (32, 8045856), (36, 7151872), (39, 6601728), (42, 6130176), (48, 5363904), (52, 4951296), (56, 4597632), (63, 4086784), (64, 4022928), (72, 3575936), (78, 3300864), (84, 3065088), (91, 2829312), (96, 2681952), (104, 2475648), (112, 2298816), (117, 2200576), (126, 2043392), (128, 2011464), (144, 1787968), (156, 1650432), (168, 1532544), (182, 1414656), (192, 1340976), (208, 1237824), (224, 1149408), (234, 1100288), (252, 1021696), (256, 1005732), (273, 943104), (288, 893984), (307, 838656), (312, 825216), (336, 766272), (364, 707328), (384, 670488), (416, 618912), (448, 574704), (468, 550144), (504, 510848), (512, 502866), (546, 471552), (576, 446992), (614, 419328), (624, 412608), (672, 383136), (728, 353664), (768, 335244), (819, 314368), (832, 309456), (896, 287352), (921, 279552), (936, 275072), (1008, 255424), (1024, 251433), (1092, 235776), (1152, 223496), (1228, 209664), (1248, 206304), (1344, 191568), (1456, 176832), (1536, 167622), (1638, 157184), (1664, 154728), (1792, 143676), (1842, 139776), (1872, 137536), (2016, 127712), (2149, 119808), (2184, 117888), (2304, 111748), (2456, 104832), (2496, 103152), (2688, 95784), (2763, 93184), (2912, 88416), (3072, 83811), (3276, 78592), (3328, 77364), (3584, 71838), (3684, 69888), (3744, 68768), (3991, 64512), (4032, 63856), (4298, 59904), (4368, 58944), (4608, 55874), (4912, 52416), (4992, 51576), (5376, 47892), (5526, 46592), (5824, 44208), (6447, 39936), (6552, 39296), (6656, 38682), (7168, 35919), (7368, 34944), (7488, 34384), (7982, 32256), (8064, 31928), (8596, 29952), (8736, 29472), (9216, 27937), (9824, 26208), (9984, 25788), (10752, 23946), (11052, 23296), (11648, 22104), (11973, 21504), (12894, 19968), (13104, 19648), (13312, 19341), (14736, 17472), (14976, 17192), (15964, 16128)]