128868800

素因数分解:

$2^6\times 5^2\times {\mathrm{239}}^1\times {\mathrm{337}}^1$

素因数の和:598

約数の個数: 84

約数和(自身を含む): 319369440

約数和(自身を除く): 190500640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 239, 320, 337, 400, 478, 674, 800, 956, 1195, 1348, 1600, 1685, 1912, 2390, 2696, 3370, 3824, 4780, 5392, 5975, 6740, 7648, 8425, 9560, 10784, 11950, 13480, 15296, 16850, 19120, 21568, 23900, 26960, 33700, 38240, 47800, 53920, 67400, 76480, 80543, 95600, 107840, 134800, 161086, 191200, 269600, 322172, 382400, 402715, 539200, 644344, 805430, 1288688, 1610860, 2013575, 2577376, 3221720, 4027150, 5154752, 6443440, 8054300, 12886880, 16108600, 25773760, 32217200, 64434400, 128868800]

約数ペア:

[(1, 128868800), (2, 64434400), (4, 32217200), (5, 25773760), (8, 16108600), (10, 12886880), (16, 8054300), (20, 6443440), (25, 5154752), (32, 4027150), (40, 3221720), (50, 2577376), (64, 2013575), (80, 1610860), (100, 1288688), (160, 805430), (200, 644344), (239, 539200), (320, 402715), (337, 382400), (400, 322172), (478, 269600), (674, 191200), (800, 161086), (956, 134800), (1195, 107840), (1348, 95600), (1600, 80543), (1685, 76480), (1912, 67400), (2390, 53920), (2696, 47800), (3370, 38240), (3824, 33700), (4780, 26960), (5392, 23900), (5975, 21568), (6740, 19120), (7648, 16850), (8425, 15296), (9560, 13480), (10784, 11950)]