28496960

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 112

約数和(自身を含む): 73761600

約数和(自身を除く): 45264640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 109, 152, 160, 172, 190, 215, 218, 304, 320, 344, 380, 430, 436, 545, 608, 688, 760, 817, 860, 872, 1090, 1216, 1376, 1520, 1634, 1720, 1744, 2071, 2180, 2752, 3040, 3268, 3440, 3488, 4085, 4142, 4360, 4687, 6080, 6536, 6880, 6976, 8170, 8284, 8720, 9374, 10355, 13072, 13760, 16340, 16568, 17440, 18748, 20710, 23435, 26144, 32680, 33136, 34880, 37496, 41420, 46870, 52288, 65360, 66272, 74992, 82840, 89053, 93740, 130720, 132544, 149984, 165680, 178106, 187480, 261440, 299968, 331360, 356212, 374960, 445265, 662720, 712424, 749920, 890530, 1424848, 1499840, 1781060, 2849696, 3562120, 5699392, 7124240, 14248480, 28496960]

約数ペア:

[(1, 28496960), (2, 14248480), (4, 7124240), (5, 5699392), (8, 3562120), (10, 2849696), (16, 1781060), (19, 1499840), (20, 1424848), (32, 890530), (38, 749920), (40, 712424), (43, 662720), (64, 445265), (76, 374960), (80, 356212), (86, 331360), (95, 299968), (109, 261440), (152, 187480), (160, 178106), (172, 165680), (190, 149984), (215, 132544), (218, 130720), (304, 93740), (320, 89053), (344, 82840), (380, 74992), (430, 66272), (436, 65360), (545, 52288), (608, 46870), (688, 41420), (760, 37496), (817, 34880), (860, 33136), (872, 32680), (1090, 26144), (1216, 23435), (1376, 20710), (1520, 18748), (1634, 17440), (1720, 16568), (1744, 16340), (2071, 13760), (2180, 13072), (2752, 10355), (3040, 9374), (3268, 8720), (3440, 8284), (3488, 8170), (4085, 6976), (4142, 6880), (4360, 6536), (4687, 6080)]