256279296

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 288

約数和(自身を含む): 888240640

約数和(自身を除く): 631961344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 32, 38, 39, 42, 48, 52, 56, 57, 64, 76, 78, 84, 91, 96, 104, 112, 114, 128, 133, 152, 156, 168, 182, 192, 193, 208, 224, 228, 247, 256, 266, 273, 304, 312, 336, 364, 384, 386, 399, 416, 448, 456, 494, 532, 546, 579, 608, 624, 672, 728, 741, 768, 772, 798, 832, 896, 912, 988, 1064, 1092, 1158, 1216, 1248, 1344, 1351, 1456, 1482, 1544, 1596, 1664, 1729, 1792, 1824, 1976, 2128, 2184, 2316, 2432, 2496, 2509, 2688, 2702, 2912, 2964, 3088, 3192, 3328, 3458, 3648, 3667, 3952, 4053, 4256, 4368, 4632, 4864, 4992, 5018, 5187, 5376, 5404, 5824, 5928, 6176, 6384, 6916, 7296, 7334, 7527, 7904, 8106, 8512, 8736, 9264, 9984, 10036, 10374, 10808, 11001, 11648, 11856, 12352, 12768, 13832, 14592, 14668, 15054, 15808, 16212, 17024, 17472, 17563, 18528, 20072, 20748, 21616, 22002, 23296, 23712, 24704, 25536, 25669, 27664, 29336, 30108, 31616, 32424, 34048, 34944, 35126, 37056, 40144, 41496, 43232, 44004, 47424, 47671, 49408, 51072, 51338, 52689, 55328, 58672, 60216, 63232, 64848, 69888, 70252, 74112, 77007, 80288, 82992, 86464, 88008, 94848, 95342, 102144, 102676, 105378, 110656, 117344, 120432, 129696, 140504, 143013, 148224, 154014, 160576, 165984, 172928, 176016, 189696, 190684, 205352, 210756, 221312, 234688, 240864, 259392, 281008, 286026, 308028, 321152, 331968, 333697, 345856, 352032, 381368, 410704, 421512, 442624, 469376, 481728, 518784, 562016, 572052, 616056, 642304, 663936, 667394, 704064, 762736, 821408, 843024, 938752, 963456, 1001091, 1037568, 1124032, 1144104, 1232112, 1327872, 1334788, 1408128, 1525472, 1642816, 1686048, 1926912, 2002182, 2248064, 2288208, 2464224, 2669576, 2816256, 3050944, 3285632, 3372096, 4004364, 4496128, 4576416, 4928448, 5339152, 6101888, 6571264, 6744192, 8008728, 9152832, 9856896, 10678304, 12203776, 13488384, 16017456, 18305664, 19713792, 21356608, 32034912, 36611328, 42713216, 64069824, 85426432, 128139648, 256279296]

約数ペア:

[(1, 256279296), (2, 128139648), (3, 85426432), (4, 64069824), (6, 42713216), (7, 36611328), (8, 32034912), (12, 21356608), (13, 19713792), (14, 18305664), (16, 16017456), (19, 13488384), (21, 12203776), (24, 10678304), (26, 9856896), (28, 9152832), (32, 8008728), (38, 6744192), (39, 6571264), (42, 6101888), (48, 5339152), (52, 4928448), (56, 4576416), (57, 4496128), (64, 4004364), (76, 3372096), (78, 3285632), (84, 3050944), (91, 2816256), (96, 2669576), (104, 2464224), (112, 2288208), (114, 2248064), (128, 2002182), (133, 1926912), (152, 1686048), (156, 1642816), (168, 1525472), (182, 1408128), (192, 1334788), (193, 1327872), (208, 1232112), (224, 1144104), (228, 1124032), (247, 1037568), (256, 1001091), (266, 963456), (273, 938752), (304, 843024), (312, 821408), (336, 762736), (364, 704064), (384, 667394), (386, 663936), (399, 642304), (416, 616056), (448, 572052), (456, 562016), (494, 518784), (532, 481728), (546, 469376), (579, 442624), (608, 421512), (624, 410704), (672, 381368), (728, 352032), (741, 345856), (768, 333697), (772, 331968), (798, 321152), (832, 308028), (896, 286026), (912, 281008), (988, 259392), (1064, 240864), (1092, 234688), (1158, 221312), (1216, 210756), (1248, 205352), (1344, 190684), (1351, 189696), (1456, 176016), (1482, 172928), (1544, 165984), (1596, 160576), (1664, 154014), (1729, 148224), (1792, 143013), (1824, 140504), (1976, 129696), (2128, 120432), (2184, 117344), (2316, 110656), (2432, 105378), (2496, 102676), (2509, 102144), (2688, 95342), (2702, 94848), (2912, 88008), (2964, 86464), (3088, 82992), (3192, 80288), (3328, 77007), (3458, 74112), (3648, 70252), (3667, 69888), (3952, 64848), (4053, 63232), (4256, 60216), (4368, 58672), (4632, 55328), (4864, 52689), (4992, 51338), (5018, 51072), (5187, 49408), (5376, 47671), (5404, 47424), (5824, 44004), (5928, 43232), (6176, 41496), (6384, 40144), (6916, 37056), (7296, 35126), (7334, 34944), (7527, 34048), (7904, 32424), (8106, 31616), (8512, 30108), (8736, 29336), (9264, 27664), (9984, 25669), (10036, 25536), (10374, 24704), (10808, 23712), (11001, 23296), (11648, 22002), (11856, 21616), (12352, 20748), (12768, 20072), (13832, 18528), (14592, 17563), (14668, 17472), (15054, 17024), (15808, 16212)]