30719200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 82494720

約数和(自身を除く): 51775520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 43, 47, 50, 76, 80, 86, 94, 95, 100, 152, 160, 172, 188, 190, 200, 215, 235, 304, 344, 376, 380, 400, 430, 470, 475, 608, 688, 752, 760, 800, 817, 860, 893, 940, 950, 1075, 1175, 1376, 1504, 1520, 1634, 1720, 1786, 1880, 1900, 2021, 2150, 2350, 3040, 3268, 3440, 3572, 3760, 3800, 4042, 4085, 4300, 4465, 4700, 6536, 6880, 7144, 7520, 7600, 8084, 8170, 8600, 8930, 9400, 10105, 13072, 14288, 15200, 16168, 16340, 17200, 17860, 18800, 20210, 20425, 22325, 26144, 28576, 32336, 32680, 34400, 35720, 37600, 38399, 40420, 40850, 44650, 50525, 64672, 65360, 71440, 76798, 80840, 81700, 89300, 101050, 130720, 142880, 153596, 161680, 163400, 178600, 191995, 202100, 307192, 323360, 326800, 357200, 383990, 404200, 614384, 653600, 714400, 767980, 808400, 959975, 1228768, 1535960, 1616800, 1919950, 3071920, 3839900, 6143840, 7679800, 15359600, 30719200]

約数ペア:

[(1, 30719200), (2, 15359600), (4, 7679800), (5, 6143840), (8, 3839900), (10, 3071920), (16, 1919950), (19, 1616800), (20, 1535960), (25, 1228768), (32, 959975), (38, 808400), (40, 767980), (43, 714400), (47, 653600), (50, 614384), (76, 404200), (80, 383990), (86, 357200), (94, 326800), (95, 323360), (100, 307192), (152, 202100), (160, 191995), (172, 178600), (188, 163400), (190, 161680), (200, 153596), (215, 142880), (235, 130720), (304, 101050), (344, 89300), (376, 81700), (380, 80840), (400, 76798), (430, 71440), (470, 65360), (475, 64672), (608, 50525), (688, 44650), (752, 40850), (760, 40420), (800, 38399), (817, 37600), (860, 35720), (893, 34400), (940, 32680), (950, 32336), (1075, 28576), (1175, 26144), (1376, 22325), (1504, 20425), (1520, 20210), (1634, 18800), (1720, 17860), (1786, 17200), (1880, 16340), (1900, 16168), (2021, 15200), (2150, 14288), (2350, 13072), (3040, 10105), (3268, 9400), (3440, 8930), (3572, 8600), (3760, 8170), (3800, 8084), (4042, 7600), (4085, 7520), (4300, 7144), (4465, 6880), (4700, 6536)]