131795840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 128

約数和(自身を含む): 349060320

約数和(自身を除く): 217264480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 97, 110, 128, 160, 176, 193, 194, 220, 320, 352, 386, 388, 440, 485, 640, 704, 772, 776, 880, 965, 970, 1067, 1408, 1544, 1552, 1760, 1930, 1940, 2123, 2134, 3088, 3104, 3520, 3860, 3880, 4246, 4268, 5335, 6176, 6208, 7040, 7720, 7760, 8492, 8536, 10615, 10670, 12352, 12416, 15440, 15520, 16984, 17072, 18721, 21230, 21340, 24704, 30880, 31040, 33968, 34144, 37442, 42460, 42680, 61760, 62080, 67936, 68288, 74884, 84920, 85360, 93605, 123520, 135872, 136576, 149768, 169840, 170720, 187210, 205931, 271744, 299536, 339680, 341440, 374420, 411862, 599072, 679360, 682880, 748840, 823724, 1029655, 1198144, 1358720, 1497680, 1647448, 2059310, 2396288, 2995360, 3294896, 4118620, 5990720, 6589792, 8237240, 11981440, 13179584, 16474480, 26359168, 32948960, 65897920, 131795840]

約数ペア:

[(1, 131795840), (2, 65897920), (4, 32948960), (5, 26359168), (8, 16474480), (10, 13179584), (11, 11981440), (16, 8237240), (20, 6589792), (22, 5990720), (32, 4118620), (40, 3294896), (44, 2995360), (55, 2396288), (64, 2059310), (80, 1647448), (88, 1497680), (97, 1358720), (110, 1198144), (128, 1029655), (160, 823724), (176, 748840), (193, 682880), (194, 679360), (220, 599072), (320, 411862), (352, 374420), (386, 341440), (388, 339680), (440, 299536), (485, 271744), (640, 205931), (704, 187210), (772, 170720), (776, 169840), (880, 149768), (965, 136576), (970, 135872), (1067, 123520), (1408, 93605), (1544, 85360), (1552, 84920), (1760, 74884), (1930, 68288), (1940, 67936), (2123, 62080), (2134, 61760), (3088, 42680), (3104, 42460), (3520, 37442), (3860, 34144), (3880, 33968), (4246, 31040), (4268, 30880), (5335, 24704), (6176, 21340), (6208, 21230), (7040, 18721), (7720, 17072), (7760, 16984), (8492, 15520), (8536, 15440), (10615, 12416), (10670, 12352)]