253346912

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 650577312

約数和(自身を除く): 397230400

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 224, 241, 247, 266, 304, 361, 364, 416, 482, 494, 532, 608, 722, 728, 964, 988, 1064, 1444, 1456, 1687, 1729, 1928, 1976, 2128, 2527, 2888, 2912, 3133, 3374, 3458, 3856, 3952, 4256, 4579, 4693, 5054, 5776, 6266, 6748, 6916, 7712, 7904, 9158, 9386, 10108, 11552, 12532, 13496, 13832, 18316, 18772, 20216, 21931, 25064, 26992, 27664, 32053, 32851, 36632, 37544, 40432, 43862, 50128, 53984, 55328, 59527, 64106, 65702, 73264, 75088, 80864, 87001, 87724, 100256, 119054, 128212, 131404, 146528, 150176, 174002, 175448, 238108, 256424, 262808, 348004, 350896, 416689, 476216, 512848, 525616, 609007, 696008, 701792, 833378, 952432, 1025696, 1051232, 1131013, 1218014, 1392016, 1666756, 1904864, 2262026, 2436028, 2784032, 3333512, 4524052, 4872056, 6667024, 7917091, 9048104, 9744112, 13334048, 15834182, 18096208, 19488224, 31668364, 36192416, 63336728, 126673456, 253346912]

約数ペア:

[(1, 253346912), (2, 126673456), (4, 63336728), (7, 36192416), (8, 31668364), (13, 19488224), (14, 18096208), (16, 15834182), (19, 13334048), (26, 9744112), (28, 9048104), (32, 7917091), (38, 6667024), (52, 4872056), (56, 4524052), (76, 3333512), (91, 2784032), (104, 2436028), (112, 2262026), (133, 1904864), (152, 1666756), (182, 1392016), (208, 1218014), (224, 1131013), (241, 1051232), (247, 1025696), (266, 952432), (304, 833378), (361, 701792), (364, 696008), (416, 609007), (482, 525616), (494, 512848), (532, 476216), (608, 416689), (722, 350896), (728, 348004), (964, 262808), (988, 256424), (1064, 238108), (1444, 175448), (1456, 174002), (1687, 150176), (1729, 146528), (1928, 131404), (1976, 128212), (2128, 119054), (2527, 100256), (2888, 87724), (2912, 87001), (3133, 80864), (3374, 75088), (3458, 73264), (3856, 65702), (3952, 64106), (4256, 59527), (4579, 55328), (4693, 53984), (5054, 50128), (5776, 43862), (6266, 40432), (6748, 37544), (6916, 36632), (7712, 32851), (7904, 32053), (9158, 27664), (9386, 26992), (10108, 25064), (11552, 21931), (12532, 20216), (13496, 18772), (13832, 18316)]