256493952

素因数分解:

$2^7\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:223

約数の個数: 320

約数和(自身を含む): 901953360

約数和(自身を除く): 645459408

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 32, 33, 36, 39, 44, 48, 52, 54, 64, 66, 72, 78, 81, 88, 96, 99, 104, 108, 117, 128, 132, 143, 144, 156, 162, 173, 176, 192, 198, 208, 216, 234, 264, 286, 288, 297, 312, 324, 346, 351, 352, 384, 396, 416, 429, 432, 468, 519, 528, 572, 576, 594, 624, 648, 692, 702, 704, 792, 832, 858, 864, 891, 936, 1038, 1053, 1056, 1144, 1152, 1188, 1248, 1287, 1296, 1384, 1404, 1408, 1557, 1584, 1664, 1716, 1728, 1782, 1872, 1903, 2076, 2106, 2112, 2249, 2288, 2376, 2496, 2574, 2592, 2768, 2808, 3114, 3168, 3432, 3456, 3564, 3744, 3806, 3861, 4152, 4212, 4224, 4498, 4576, 4671, 4752, 4992, 5148, 5184, 5536, 5616, 5709, 6228, 6336, 6747, 6864, 7128, 7488, 7612, 7722, 8304, 8424, 8996, 9152, 9342, 9504, 10296, 10368, 11072, 11232, 11418, 11583, 12456, 12672, 13494, 13728, 14013, 14256, 14976, 15224, 15444, 16608, 16848, 17127, 17992, 18304, 18684, 19008, 20241, 20592, 22144, 22464, 22836, 23166, 24739, 24912, 26988, 27456, 28026, 28512, 30448, 30888, 33216, 33696, 34254, 35984, 37368, 38016, 40482, 41184, 44928, 45672, 46332, 49478, 49824, 51381, 53976, 54912, 56052, 57024, 60723, 60896, 61776, 66432, 67392, 68508, 71968, 74217, 74736, 80964, 82368, 91344, 92664, 98956, 99648, 102762, 107952, 112104, 114048, 121446, 121792, 123552, 134784, 137016, 143936, 148434, 149472, 154143, 161928, 164736, 182169, 182688, 185328, 197912, 199296, 205524, 215904, 222651, 224208, 242892, 243584, 247104, 274032, 287872, 296868, 298944, 308286, 323856, 364338, 365376, 370656, 395824, 411048, 431808, 445302, 448416, 485784, 494208, 548064, 593736, 597888, 616572, 647712, 667953, 728676, 730752, 741312, 791648, 822096, 863616, 890604, 896832, 971568, 1096128, 1187472, 1233144, 1295424, 1335906, 1457352, 1482624, 1583296, 1644192, 1781208, 1793664, 1943136, 2003859, 2192256, 2374944, 2466288, 2590848, 2671812, 2914704, 3166592, 3288384, 3562416, 3886272, 4007718, 4749888, 4932576, 5343624, 5829408, 6576768, 7124832, 7772544, 8015436, 9499776, 9865152, 10687248, 11658816, 14249664, 16030872, 19730304, 21374496, 23317632, 28499328, 32061744, 42748992, 64123488, 85497984, 128246976, 256493952]

約数ペア:

[(1, 256493952), (2, 128246976), (3, 85497984), (4, 64123488), (6, 42748992), (8, 32061744), (9, 28499328), (11, 23317632), (12, 21374496), (13, 19730304), (16, 16030872), (18, 14249664), (22, 11658816), (24, 10687248), (26, 9865152), (27, 9499776), (32, 8015436), (33, 7772544), (36, 7124832), (39, 6576768), (44, 5829408), (48, 5343624), (52, 4932576), (54, 4749888), (64, 4007718), (66, 3886272), (72, 3562416), (78, 3288384), (81, 3166592), (88, 2914704), (96, 2671812), (99, 2590848), (104, 2466288), (108, 2374944), (117, 2192256), (128, 2003859), (132, 1943136), (143, 1793664), (144, 1781208), (156, 1644192), (162, 1583296), (173, 1482624), (176, 1457352), (192, 1335906), (198, 1295424), (208, 1233144), (216, 1187472), (234, 1096128), (264, 971568), (286, 896832), (288, 890604), (297, 863616), (312, 822096), (324, 791648), (346, 741312), (351, 730752), (352, 728676), (384, 667953), (396, 647712), (416, 616572), (429, 597888), (432, 593736), (468, 548064), (519, 494208), (528, 485784), (572, 448416), (576, 445302), (594, 431808), (624, 411048), (648, 395824), (692, 370656), (702, 365376), (704, 364338), (792, 323856), (832, 308286), (858, 298944), (864, 296868), (891, 287872), (936, 274032), (1038, 247104), (1053, 243584), (1056, 242892), (1144, 224208), (1152, 222651), (1188, 215904), (1248, 205524), (1287, 199296), (1296, 197912), (1384, 185328), (1404, 182688), (1408, 182169), (1557, 164736), (1584, 161928), (1664, 154143), (1716, 149472), (1728, 148434), (1782, 143936), (1872, 137016), (1903, 134784), (2076, 123552), (2106, 121792), (2112, 121446), (2249, 114048), (2288, 112104), (2376, 107952), (2496, 102762), (2574, 99648), (2592, 98956), (2768, 92664), (2808, 91344), (3114, 82368), (3168, 80964), (3432, 74736), (3456, 74217), (3564, 71968), (3744, 68508), (3806, 67392), (3861, 66432), (4152, 61776), (4212, 60896), (4224, 60723), (4498, 57024), (4576, 56052), (4671, 54912), (4752, 53976), (4992, 51381), (5148, 49824), (5184, 49478), (5536, 46332), (5616, 45672), (5709, 44928), (6228, 41184), (6336, 40482), (6747, 38016), (6864, 37368), (7128, 35984), (7488, 34254), (7612, 33696), (7722, 33216), (8304, 30888), (8424, 30448), (8996, 28512), (9152, 28026), (9342, 27456), (9504, 26988), (10296, 24912), (10368, 24739), (11072, 23166), (11232, 22836), (11418, 22464), (11583, 22144), (12456, 20592), (12672, 20241), (13494, 19008), (13728, 18684), (14013, 18304), (14256, 17992), (14976, 17127), (15224, 16848), (15444, 16608)]