128948848

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^2\times {\mathrm{37}}^2$

素因数の和:147

約数の個数: 90

約数和(自身を含む): 303923256

約数和(自身を除く): 174974408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 37, 56, 58, 74, 112, 116, 148, 203, 232, 259, 296, 406, 464, 518, 592, 812, 841, 1036, 1073, 1369, 1624, 1682, 2072, 2146, 2738, 3248, 3364, 4144, 4292, 5476, 5887, 6728, 7511, 8584, 9583, 10952, 11774, 13456, 15022, 17168, 19166, 21904, 23548, 30044, 31117, 38332, 39701, 47096, 60088, 62234, 76664, 79402, 94192, 120176, 124468, 153328, 158804, 217819, 248936, 277907, 317608, 435638, 497872, 555814, 635216, 871276, 1111628, 1151329, 1742552, 2223256, 2302658, 3485104, 4446512, 4605316, 8059303, 9210632, 16118606, 18421264, 32237212, 64474424, 128948848]

約数ペア:

[(1, 128948848), (2, 64474424), (4, 32237212), (7, 18421264), (8, 16118606), (14, 9210632), (16, 8059303), (28, 4605316), (29, 4446512), (37, 3485104), (56, 2302658), (58, 2223256), (74, 1742552), (112, 1151329), (116, 1111628), (148, 871276), (203, 635216), (232, 555814), (259, 497872), (296, 435638), (406, 317608), (464, 277907), (518, 248936), (592, 217819), (812, 158804), (841, 153328), (1036, 124468), (1073, 120176), (1369, 94192), (1624, 79402), (1682, 76664), (2072, 62234), (2146, 60088), (2738, 47096), (3248, 39701), (3364, 38332), (4144, 31117), (4292, 30044), (5476, 23548), (5887, 21904), (6728, 19166), (7511, 17168), (8584, 15022), (9583, 13456), (10952, 11774)]