61438400

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 168

約数和(自身を含む): 166298880

約数和(自身を除く): 104860480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 43, 47, 50, 64, 76, 80, 86, 94, 95, 100, 152, 160, 172, 188, 190, 200, 215, 235, 304, 320, 344, 376, 380, 400, 430, 470, 475, 608, 688, 752, 760, 800, 817, 860, 893, 940, 950, 1075, 1175, 1216, 1376, 1504, 1520, 1600, 1634, 1720, 1786, 1880, 1900, 2021, 2150, 2350, 2752, 3008, 3040, 3268, 3440, 3572, 3760, 3800, 4042, 4085, 4300, 4465, 4700, 6080, 6536, 6880, 7144, 7520, 7600, 8084, 8170, 8600, 8930, 9400, 10105, 13072, 13760, 14288, 15040, 15200, 16168, 16340, 17200, 17860, 18800, 20210, 20425, 22325, 26144, 28576, 30400, 32336, 32680, 34400, 35720, 37600, 38399, 40420, 40850, 44650, 50525, 52288, 57152, 64672, 65360, 68800, 71440, 75200, 76798, 80840, 81700, 89300, 101050, 129344, 130720, 142880, 153596, 161680, 163400, 178600, 191995, 202100, 261440, 285760, 307192, 323360, 326800, 357200, 383990, 404200, 614384, 646720, 653600, 714400, 767980, 808400, 959975, 1228768, 1307200, 1428800, 1535960, 1616800, 1919950, 2457536, 3071920, 3233600, 3839900, 6143840, 7679800, 12287680, 15359600, 30719200, 61438400]

約数ペア:

[(1, 61438400), (2, 30719200), (4, 15359600), (5, 12287680), (8, 7679800), (10, 6143840), (16, 3839900), (19, 3233600), (20, 3071920), (25, 2457536), (32, 1919950), (38, 1616800), (40, 1535960), (43, 1428800), (47, 1307200), (50, 1228768), (64, 959975), (76, 808400), (80, 767980), (86, 714400), (94, 653600), (95, 646720), (100, 614384), (152, 404200), (160, 383990), (172, 357200), (188, 326800), (190, 323360), (200, 307192), (215, 285760), (235, 261440), (304, 202100), (320, 191995), (344, 178600), (376, 163400), (380, 161680), (400, 153596), (430, 142880), (470, 130720), (475, 129344), (608, 101050), (688, 89300), (752, 81700), (760, 80840), (800, 76798), (817, 75200), (860, 71440), (893, 68800), (940, 65360), (950, 64672), (1075, 57152), (1175, 52288), (1216, 50525), (1376, 44650), (1504, 40850), (1520, 40420), (1600, 38399), (1634, 37600), (1720, 35720), (1786, 34400), (1880, 32680), (1900, 32336), (2021, 30400), (2150, 28576), (2350, 26144), (2752, 22325), (3008, 20425), (3040, 20210), (3268, 18800), (3440, 17860), (3572, 17200), (3760, 16340), (3800, 16168), (4042, 15200), (4085, 15040), (4300, 14288), (4465, 13760), (4700, 13072), (6080, 10105), (6536, 9400), (6880, 8930), (7144, 8600), (7520, 8170), (7600, 8084)]