256080384

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1$

素因数の和:515

約数の個数: 240

約数和(自身を含む): 896246208

約数和(自身を除く): 640165824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 64, 68, 72, 84, 96, 102, 112, 119, 126, 128, 136, 144, 153, 168, 192, 204, 224, 238, 252, 256, 272, 288, 306, 336, 357, 384, 408, 448, 467, 476, 504, 512, 544, 576, 612, 672, 714, 768, 816, 896, 934, 952, 1008, 1071, 1088, 1152, 1224, 1344, 1401, 1428, 1536, 1632, 1792, 1868, 1904, 2016, 2142, 2176, 2304, 2448, 2688, 2802, 2856, 3264, 3269, 3584, 3736, 3808, 4032, 4203, 4284, 4352, 4608, 4896, 5376, 5604, 5712, 6528, 6538, 7472, 7616, 7939, 8064, 8406, 8568, 8704, 9792, 9807, 10752, 11208, 11424, 13056, 13076, 14944, 15232, 15878, 16128, 16812, 17136, 19584, 19614, 22416, 22848, 23817, 26112, 26152, 29421, 29888, 30464, 31756, 32256, 33624, 34272, 39168, 39228, 44832, 45696, 47634, 52304, 55573, 58842, 59776, 60928, 63512, 67248, 68544, 71451, 78336, 78456, 89664, 91392, 95268, 104608, 111146, 117684, 119552, 127024, 134496, 137088, 142902, 156912, 166719, 179328, 182784, 190536, 209216, 222292, 235368, 239104, 254048, 268992, 274176, 285804, 313824, 333438, 358656, 381072, 418432, 444584, 470736, 500157, 508096, 537984, 548352, 571608, 627648, 666876, 717312, 762144, 836864, 889168, 941472, 1000314, 1016192, 1075968, 1143216, 1255296, 1333752, 1524288, 1673728, 1778336, 1882944, 2000628, 2032384, 2151936, 2286432, 2510592, 2667504, 3048576, 3556672, 3765888, 4001256, 4064768, 4572864, 5021184, 5335008, 6097152, 7113344, 7531776, 8002512, 9145728, 10670016, 12194304, 14226688, 15063552, 16005024, 18291456, 21340032, 28453376, 32010048, 36582912, 42680064, 64020096, 85360128, 128040192, 256080384]

約数ペア:

[(1, 256080384), (2, 128040192), (3, 85360128), (4, 64020096), (6, 42680064), (7, 36582912), (8, 32010048), (9, 28453376), (12, 21340032), (14, 18291456), (16, 16005024), (17, 15063552), (18, 14226688), (21, 12194304), (24, 10670016), (28, 9145728), (32, 8002512), (34, 7531776), (36, 7113344), (42, 6097152), (48, 5335008), (51, 5021184), (56, 4572864), (63, 4064768), (64, 4001256), (68, 3765888), (72, 3556672), (84, 3048576), (96, 2667504), (102, 2510592), (112, 2286432), (119, 2151936), (126, 2032384), (128, 2000628), (136, 1882944), (144, 1778336), (153, 1673728), (168, 1524288), (192, 1333752), (204, 1255296), (224, 1143216), (238, 1075968), (252, 1016192), (256, 1000314), (272, 941472), (288, 889168), (306, 836864), (336, 762144), (357, 717312), (384, 666876), (408, 627648), (448, 571608), (467, 548352), (476, 537984), (504, 508096), (512, 500157), (544, 470736), (576, 444584), (612, 418432), (672, 381072), (714, 358656), (768, 333438), (816, 313824), (896, 285804), (934, 274176), (952, 268992), (1008, 254048), (1071, 239104), (1088, 235368), (1152, 222292), (1224, 209216), (1344, 190536), (1401, 182784), (1428, 179328), (1536, 166719), (1632, 156912), (1792, 142902), (1868, 137088), (1904, 134496), (2016, 127024), (2142, 119552), (2176, 117684), (2304, 111146), (2448, 104608), (2688, 95268), (2802, 91392), (2856, 89664), (3264, 78456), (3269, 78336), (3584, 71451), (3736, 68544), (3808, 67248), (4032, 63512), (4203, 60928), (4284, 59776), (4352, 58842), (4608, 55573), (4896, 52304), (5376, 47634), (5604, 45696), (5712, 44832), (6528, 39228), (6538, 39168), (7472, 34272), (7616, 33624), (7939, 32256), (8064, 31756), (8406, 30464), (8568, 29888), (8704, 29421), (9792, 26152), (9807, 26112), (10752, 23817), (11208, 22848), (11424, 22416), (13056, 19614), (13076, 19584), (14944, 17136), (15232, 16812), (15878, 16128)]