137230720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 363307680

約数和(自身を除く): 226076960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 101, 110, 128, 160, 176, 193, 202, 220, 320, 352, 386, 404, 440, 505, 640, 704, 772, 808, 880, 965, 1010, 1111, 1408, 1544, 1616, 1760, 1930, 2020, 2123, 2222, 3088, 3232, 3520, 3860, 4040, 4246, 4444, 5555, 6176, 6464, 7040, 7720, 8080, 8492, 8888, 10615, 11110, 12352, 12928, 15440, 16160, 16984, 17776, 19493, 21230, 22220, 24704, 30880, 32320, 33968, 35552, 38986, 42460, 44440, 61760, 64640, 67936, 71104, 77972, 84920, 88880, 97465, 123520, 135872, 142208, 155944, 169840, 177760, 194930, 214423, 271744, 311888, 339680, 355520, 389860, 428846, 623776, 679360, 711040, 779720, 857692, 1072115, 1247552, 1358720, 1559440, 1715384, 2144230, 2495104, 3118880, 3430768, 4288460, 6237760, 6861536, 8576920, 12475520, 13723072, 17153840, 27446144, 34307680, 68615360, 137230720]

約数ペア:

[(1, 137230720), (2, 68615360), (4, 34307680), (5, 27446144), (8, 17153840), (10, 13723072), (11, 12475520), (16, 8576920), (20, 6861536), (22, 6237760), (32, 4288460), (40, 3430768), (44, 3118880), (55, 2495104), (64, 2144230), (80, 1715384), (88, 1559440), (101, 1358720), (110, 1247552), (128, 1072115), (160, 857692), (176, 779720), (193, 711040), (202, 679360), (220, 623776), (320, 428846), (352, 389860), (386, 355520), (404, 339680), (440, 311888), (505, 271744), (640, 214423), (704, 194930), (772, 177760), (808, 169840), (880, 155944), (965, 142208), (1010, 135872), (1111, 123520), (1408, 97465), (1544, 88880), (1616, 84920), (1760, 77972), (1930, 71104), (2020, 67936), (2123, 64640), (2222, 61760), (3088, 44440), (3232, 42460), (3520, 38986), (3860, 35552), (4040, 33968), (4246, 32320), (4444, 30880), (5555, 24704), (6176, 22220), (6464, 21230), (7040, 19493), (7720, 17776), (8080, 16984), (8492, 16160), (8888, 15440), (10615, 12928), (11110, 12352)]