245753600

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 216

約数和(自身を含む): 669123840

約数和(自身を除く): 423370240

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, 128, 152, 160, 172, 188, 190, 200, 215, 235, 256, 304, 320, 344, 376, 380, 400, 430, 470, 475, 608, 640, 688, 752, 760, 800, 817, 860, 893, 940, 950, 1075, 1175, 1216, 1280, 1376, 1504, 1520, 1600, 1634, 1720, 1786, 1880, 1900, 2021, 2150, 2350, 2432, 2752, 3008, 3040, 3200, 3268, 3440, 3572, 3760, 3800, 4042, 4085, 4300, 4465, 4700, 4864, 5504, 6016, 6080, 6400, 6536, 6880, 7144, 7520, 7600, 8084, 8170, 8600, 8930, 9400, 10105, 11008, 12032, 12160, 13072, 13760, 14288, 15040, 15200, 16168, 16340, 17200, 17860, 18800, 20210, 20425, 22325, 24320, 26144, 27520, 28576, 30080, 30400, 32336, 32680, 34400, 35720, 37600, 38399, 40420, 40850, 44650, 50525, 52288, 55040, 57152, 60160, 60800, 64672, 65360, 68800, 71440, 75200, 76798, 80840, 81700, 89300, 101050, 104576, 114304, 121600, 129344, 130720, 137600, 142880, 150400, 153596, 161680, 163400, 178600, 191995, 202100, 209152, 228608, 258688, 261440, 275200, 285760, 300800, 307192, 323360, 326800, 357200, 383990, 404200, 517376, 522880, 571520, 614384, 646720, 653600, 714400, 767980, 808400, 959975, 1045760, 1143040, 1228768, 1293440, 1307200, 1428800, 1535960, 1616800, 1919950, 2457536, 2586880, 2614400, 2857600, 3071920, 3233600, 3839900, 4915072, 5228800, 5715200, 6143840, 6467200, 7679800, 9830144, 12287680, 12934400, 15359600, 24575360, 30719200, 49150720, 61438400, 122876800, 245753600]

約数ペア:

[(1, 245753600), (2, 122876800), (4, 61438400), (5, 49150720), (8, 30719200), (10, 24575360), (16, 15359600), (19, 12934400), (20, 12287680), (25, 9830144), (32, 7679800), (38, 6467200), (40, 6143840), (43, 5715200), (47, 5228800), (50, 4915072), (64, 3839900), (76, 3233600), (80, 3071920), (86, 2857600), (94, 2614400), (95, 2586880), (100, 2457536), (128, 1919950), (152, 1616800), (160, 1535960), (172, 1428800), (188, 1307200), (190, 1293440), (200, 1228768), (215, 1143040), (235, 1045760), (256, 959975), (304, 808400), (320, 767980), (344, 714400), (376, 653600), (380, 646720), (400, 614384), (430, 571520), (470, 522880), (475, 517376), (608, 404200), (640, 383990), (688, 357200), (752, 326800), (760, 323360), (800, 307192), (817, 300800), (860, 285760), (893, 275200), (940, 261440), (950, 258688), (1075, 228608), (1175, 209152), (1216, 202100), (1280, 191995), (1376, 178600), (1504, 163400), (1520, 161680), (1600, 153596), (1634, 150400), (1720, 142880), (1786, 137600), (1880, 130720), (1900, 129344), (2021, 121600), (2150, 114304), (2350, 104576), (2432, 101050), (2752, 89300), (3008, 81700), (3040, 80840), (3200, 76798), (3268, 75200), (3440, 71440), (3572, 68800), (3760, 65360), (3800, 64672), (4042, 60800), (4085, 60160), (4300, 57152), (4465, 55040), (4700, 52288), (4864, 50525), (5504, 44650), (6016, 40850), (6080, 40420), (6400, 38399), (6536, 37600), (6880, 35720), (7144, 34400), (7520, 32680), (7600, 32336), (8084, 30400), (8170, 30080), (8600, 28576), (8930, 27520), (9400, 26144), (10105, 24320), (11008, 22325), (12032, 20425), (12160, 20210), (13072, 18800), (13760, 17860), (14288, 17200), (15040, 16340), (15200, 16168)]