208669552

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{397}}^1$

素因数の和:463

約数の個数: 120

約数和(自身を含む): 526487136

約数和(自身を除く): 317817584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 361, 364, 397, 494, 532, 722, 728, 794, 988, 1064, 1444, 1456, 1588, 1729, 1976, 2128, 2527, 2779, 2888, 3176, 3458, 3952, 4693, 5054, 5161, 5558, 5776, 6352, 6916, 7543, 9386, 10108, 10322, 11116, 13832, 15086, 18772, 20216, 20644, 22232, 27664, 30172, 32851, 36127, 37544, 40432, 41288, 44464, 52801, 60344, 65702, 72254, 75088, 82576, 98059, 105602, 120688, 131404, 143317, 144508, 196118, 211204, 262808, 286634, 289016, 392236, 422408, 525616, 573268, 578032, 686413, 784472, 844816, 1003219, 1146536, 1372826, 1568944, 1863121, 2006438, 2293072, 2745652, 3726242, 4012876, 5491304, 7452484, 8025752, 10982608, 13041847, 14904968, 16051504, 26083694, 29809936, 52167388, 104334776, 208669552]

約数ペア:

[(1, 208669552), (2, 104334776), (4, 52167388), (7, 29809936), (8, 26083694), (13, 16051504), (14, 14904968), (16, 13041847), (19, 10982608), (26, 8025752), (28, 7452484), (38, 5491304), (52, 4012876), (56, 3726242), (76, 2745652), (91, 2293072), (104, 2006438), (112, 1863121), (133, 1568944), (152, 1372826), (182, 1146536), (208, 1003219), (247, 844816), (266, 784472), (304, 686413), (361, 578032), (364, 573268), (397, 525616), (494, 422408), (532, 392236), (722, 289016), (728, 286634), (794, 262808), (988, 211204), (1064, 196118), (1444, 144508), (1456, 143317), (1588, 131404), (1729, 120688), (1976, 105602), (2128, 98059), (2527, 82576), (2779, 75088), (2888, 72254), (3176, 65702), (3458, 60344), (3952, 52801), (4693, 44464), (5054, 41288), (5161, 40432), (5558, 37544), (5776, 36127), (6352, 32851), (6916, 30172), (7543, 27664), (9386, 22232), (10108, 20644), (10322, 20216), (11116, 18772), (13832, 15086)]