210206976

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:728

約数の個数: 144

約数和(自身を含む): 650875008

約数和(自身を除く): 440668032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 61, 64, 84, 96, 112, 122, 128, 168, 183, 192, 224, 244, 256, 336, 366, 384, 427, 448, 488, 641, 672, 732, 768, 854, 896, 976, 1281, 1282, 1344, 1464, 1708, 1792, 1923, 1952, 2562, 2564, 2688, 2928, 3416, 3846, 3904, 4487, 5124, 5128, 5376, 5856, 6832, 7692, 7808, 8974, 10248, 10256, 11712, 13461, 13664, 15384, 15616, 17948, 20496, 20512, 23424, 26922, 27328, 30768, 35896, 39101, 40992, 41024, 46848, 53844, 54656, 61536, 71792, 78202, 81984, 82048, 107688, 109312, 117303, 123072, 143584, 156404, 163968, 164096, 215376, 234606, 246144, 273707, 287168, 312808, 327936, 430752, 469212, 492288, 547414, 574336, 625616, 821121, 861504, 938424, 1094828, 1148672, 1251232, 1642242, 1723008, 1876848, 2189656, 2502464, 3284484, 3446016, 3753696, 4379312, 5004928, 6568968, 7507392, 8758624, 10009856, 13137936, 15014784, 17517248, 26275872, 30029568, 35034496, 52551744, 70068992, 105103488, 210206976]

約数ペア:

[(1, 210206976), (2, 105103488), (3, 70068992), (4, 52551744), (6, 35034496), (7, 30029568), (8, 26275872), (12, 17517248), (14, 15014784), (16, 13137936), (21, 10009856), (24, 8758624), (28, 7507392), (32, 6568968), (42, 5004928), (48, 4379312), (56, 3753696), (61, 3446016), (64, 3284484), (84, 2502464), (96, 2189656), (112, 1876848), (122, 1723008), (128, 1642242), (168, 1251232), (183, 1148672), (192, 1094828), (224, 938424), (244, 861504), (256, 821121), (336, 625616), (366, 574336), (384, 547414), (427, 492288), (448, 469212), (488, 430752), (641, 327936), (672, 312808), (732, 287168), (768, 273707), (854, 246144), (896, 234606), (976, 215376), (1281, 164096), (1282, 163968), (1344, 156404), (1464, 143584), (1708, 123072), (1792, 117303), (1923, 109312), (1952, 107688), (2562, 82048), (2564, 81984), (2688, 78202), (2928, 71792), (3416, 61536), (3846, 54656), (3904, 53844), (4487, 46848), (5124, 41024), (5128, 40992), (5376, 39101), (5856, 35896), (6832, 30768), (7692, 27328), (7808, 26922), (8974, 23424), (10248, 20512), (10256, 20496), (11712, 17948), (13461, 15616), (13664, 15384)]