256855872

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:337

約数の個数: 224

約数和(自身を含む): 853667584

約数和(自身を除く): 596811712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 61, 64, 78, 84, 91, 96, 104, 112, 122, 156, 168, 182, 183, 192, 208, 224, 241, 244, 273, 312, 336, 364, 366, 416, 427, 448, 482, 488, 546, 624, 672, 723, 728, 732, 793, 832, 854, 964, 976, 1092, 1248, 1281, 1344, 1446, 1456, 1464, 1586, 1687, 1708, 1928, 1952, 2184, 2379, 2496, 2562, 2892, 2912, 2928, 3133, 3172, 3374, 3416, 3856, 3904, 4368, 4758, 5061, 5124, 5551, 5784, 5824, 5856, 6266, 6344, 6748, 6832, 7712, 8736, 9399, 9516, 10122, 10248, 11102, 11568, 11712, 12532, 12688, 13496, 13664, 14701, 15424, 16653, 17472, 18798, 19032, 20244, 20496, 21931, 22204, 23136, 25064, 25376, 26992, 27328, 29402, 33306, 37596, 38064, 40488, 40992, 43862, 44103, 44408, 46272, 50128, 50752, 53984, 58804, 65793, 66612, 75192, 76128, 80976, 81984, 87724, 88206, 88816, 100256, 102907, 107968, 117608, 131586, 133224, 150384, 152256, 161952, 175448, 176412, 177632, 191113, 200512, 205814, 235216, 263172, 266448, 300768, 308721, 323904, 350896, 352824, 355264, 382226, 411628, 470432, 526344, 532896, 573339, 601536, 617442, 701792, 705648, 764452, 823256, 940864, 1052688, 1065792, 1146678, 1234884, 1337791, 1403584, 1411296, 1528904, 1646512, 2105376, 2293356, 2469768, 2675582, 2822592, 3057808, 3293024, 4013373, 4210752, 4586712, 4939536, 5351164, 6115616, 6586048, 8026746, 9173424, 9879072, 10702328, 12231232, 16053492, 18346848, 19758144, 21404656, 32106984, 36693696, 42809312, 64213968, 85618624, 128427936, 256855872]

約数ペア:

[(1, 256855872), (2, 128427936), (3, 85618624), (4, 64213968), (6, 42809312), (7, 36693696), (8, 32106984), (12, 21404656), (13, 19758144), (14, 18346848), (16, 16053492), (21, 12231232), (24, 10702328), (26, 9879072), (28, 9173424), (32, 8026746), (39, 6586048), (42, 6115616), (48, 5351164), (52, 4939536), (56, 4586712), (61, 4210752), (64, 4013373), (78, 3293024), (84, 3057808), (91, 2822592), (96, 2675582), (104, 2469768), (112, 2293356), (122, 2105376), (156, 1646512), (168, 1528904), (182, 1411296), (183, 1403584), (192, 1337791), (208, 1234884), (224, 1146678), (241, 1065792), (244, 1052688), (273, 940864), (312, 823256), (336, 764452), (364, 705648), (366, 701792), (416, 617442), (427, 601536), (448, 573339), (482, 532896), (488, 526344), (546, 470432), (624, 411628), (672, 382226), (723, 355264), (728, 352824), (732, 350896), (793, 323904), (832, 308721), (854, 300768), (964, 266448), (976, 263172), (1092, 235216), (1248, 205814), (1281, 200512), (1344, 191113), (1446, 177632), (1456, 176412), (1464, 175448), (1586, 161952), (1687, 152256), (1708, 150384), (1928, 133224), (1952, 131586), (2184, 117608), (2379, 107968), (2496, 102907), (2562, 100256), (2892, 88816), (2912, 88206), (2928, 87724), (3133, 81984), (3172, 80976), (3374, 76128), (3416, 75192), (3856, 66612), (3904, 65793), (4368, 58804), (4758, 53984), (5061, 50752), (5124, 50128), (5551, 46272), (5784, 44408), (5824, 44103), (5856, 43862), (6266, 40992), (6344, 40488), (6748, 38064), (6832, 37596), (7712, 33306), (8736, 29402), (9399, 27328), (9516, 26992), (10122, 25376), (10248, 25064), (11102, 23136), (11568, 22204), (11712, 21931), (12532, 20496), (12688, 20244), (13496, 19032), (13664, 18798), (14701, 17472), (15424, 16653)]