208388664

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:306

約数の個数: 192

約数和(自身を含む): 654825600

約数和(自身を除く): 446436936

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 29, 33, 36, 43, 44, 58, 66, 72, 86, 87, 88, 99, 116, 129, 132, 172, 174, 198, 211, 232, 258, 261, 264, 319, 344, 348, 387, 396, 422, 473, 516, 522, 633, 638, 696, 774, 792, 844, 946, 957, 1032, 1044, 1247, 1266, 1276, 1419, 1548, 1688, 1892, 1899, 1914, 2088, 2321, 2494, 2532, 2552, 2838, 2871, 3096, 3741, 3784, 3798, 3828, 4257, 4642, 4988, 5064, 5676, 5742, 6119, 6963, 7482, 7596, 7656, 8514, 9073, 9284, 9976, 11223, 11352, 11484, 12238, 13717, 13926, 14964, 15192, 17028, 18146, 18357, 18568, 20889, 22446, 22968, 24476, 27219, 27434, 27852, 29928, 34056, 36292, 36714, 41151, 41778, 44892, 48952, 54438, 54868, 55071, 55704, 67309, 72584, 73428, 81657, 82302, 83556, 89784, 99803, 108876, 109736, 110142, 123453, 134618, 146856, 163314, 164604, 167112, 199606, 201927, 217752, 220284, 246906, 263117, 269236, 299409, 326628, 329208, 399212, 403854, 440568, 493812, 526234, 538472, 598818, 605781, 653256, 789351, 798424, 807708, 898227, 987624, 1052468, 1197636, 1211562, 1578702, 1615416, 1796454, 2104936, 2368053, 2395272, 2423124, 2894287, 3157404, 3592908, 4736106, 4846248, 5788574, 6314808, 7185816, 8682861, 9472212, 11577148, 17365722, 18944424, 23154296, 26048583, 34731444, 52097166, 69462888, 104194332, 208388664]

約数ペア:

[(1, 208388664), (2, 104194332), (3, 69462888), (4, 52097166), (6, 34731444), (8, 26048583), (9, 23154296), (11, 18944424), (12, 17365722), (18, 11577148), (22, 9472212), (24, 8682861), (29, 7185816), (33, 6314808), (36, 5788574), (43, 4846248), (44, 4736106), (58, 3592908), (66, 3157404), (72, 2894287), (86, 2423124), (87, 2395272), (88, 2368053), (99, 2104936), (116, 1796454), (129, 1615416), (132, 1578702), (172, 1211562), (174, 1197636), (198, 1052468), (211, 987624), (232, 898227), (258, 807708), (261, 798424), (264, 789351), (319, 653256), (344, 605781), (348, 598818), (387, 538472), (396, 526234), (422, 493812), (473, 440568), (516, 403854), (522, 399212), (633, 329208), (638, 326628), (696, 299409), (774, 269236), (792, 263117), (844, 246906), (946, 220284), (957, 217752), (1032, 201927), (1044, 199606), (1247, 167112), (1266, 164604), (1276, 163314), (1419, 146856), (1548, 134618), (1688, 123453), (1892, 110142), (1899, 109736), (1914, 108876), (2088, 99803), (2321, 89784), (2494, 83556), (2532, 82302), (2552, 81657), (2838, 73428), (2871, 72584), (3096, 67309), (3741, 55704), (3784, 55071), (3798, 54868), (3828, 54438), (4257, 48952), (4642, 44892), (4988, 41778), (5064, 41151), (5676, 36714), (5742, 36292), (6119, 34056), (6963, 29928), (7482, 27852), (7596, 27434), (7656, 27219), (8514, 24476), (9073, 22968), (9284, 22446), (9976, 20889), (11223, 18568), (11352, 18357), (11484, 18146), (12238, 17028), (13717, 15192), (13926, 14964)]