12287680

素因数分解:

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

素因数の和:126

約数の個数: 112

約数和(自身を含む): 32186880

約数和(自身を除く): 19899200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 47, 64, 76, 80, 86, 94, 95, 152, 160, 172, 188, 190, 215, 235, 304, 320, 344, 376, 380, 430, 470, 608, 688, 752, 760, 817, 860, 893, 940, 1216, 1376, 1504, 1520, 1634, 1720, 1786, 1880, 2021, 2752, 3008, 3040, 3268, 3440, 3572, 3760, 4042, 4085, 4465, 6080, 6536, 6880, 7144, 7520, 8084, 8170, 8930, 10105, 13072, 13760, 14288, 15040, 16168, 16340, 17860, 20210, 26144, 28576, 32336, 32680, 35720, 38399, 40420, 52288, 57152, 64672, 65360, 71440, 76798, 80840, 129344, 130720, 142880, 153596, 161680, 191995, 261440, 285760, 307192, 323360, 383990, 614384, 646720, 767980, 1228768, 1535960, 2457536, 3071920, 6143840, 12287680]

約数ペア:

[(1, 12287680), (2, 6143840), (4, 3071920), (5, 2457536), (8, 1535960), (10, 1228768), (16, 767980), (19, 646720), (20, 614384), (32, 383990), (38, 323360), (40, 307192), (43, 285760), (47, 261440), (64, 191995), (76, 161680), (80, 153596), (86, 142880), (94, 130720), (95, 129344), (152, 80840), (160, 76798), (172, 71440), (188, 65360), (190, 64672), (215, 57152), (235, 52288), (304, 40420), (320, 38399), (344, 35720), (376, 32680), (380, 32336), (430, 28576), (470, 26144), (608, 20210), (688, 17860), (752, 16340), (760, 16168), (817, 15040), (860, 14288), (893, 13760), (940, 13072), (1216, 10105), (1376, 8930), (1504, 8170), (1520, 8084), (1634, 7520), (1720, 7144), (1786, 6880), (1880, 6536), (2021, 6080), (2752, 4465), (3008, 4085), (3040, 4042), (3268, 3760), (3440, 3572)]