22428800

素因数分解:

$2^7\times 5^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 57042480

約数和(自身を除く): 34613680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 160, 163, 172, 200, 215, 320, 326, 344, 400, 430, 640, 652, 688, 800, 815, 860, 1075, 1304, 1376, 1600, 1630, 1720, 2150, 2608, 2752, 3200, 3260, 3440, 4075, 4300, 5216, 5504, 6520, 6880, 7009, 8150, 8600, 10432, 13040, 13760, 14018, 16300, 17200, 20864, 26080, 27520, 28036, 32600, 34400, 35045, 52160, 56072, 65200, 68800, 70090, 104320, 112144, 130400, 137600, 140180, 175225, 224288, 260800, 280360, 350450, 448576, 521600, 560720, 700900, 897152, 1121440, 1401800, 2242880, 2803600, 4485760, 5607200, 11214400, 22428800]

約数ペア:

[(1, 22428800), (2, 11214400), (4, 5607200), (5, 4485760), (8, 2803600), (10, 2242880), (16, 1401800), (20, 1121440), (25, 897152), (32, 700900), (40, 560720), (43, 521600), (50, 448576), (64, 350450), (80, 280360), (86, 260800), (100, 224288), (128, 175225), (160, 140180), (163, 137600), (172, 130400), (200, 112144), (215, 104320), (320, 70090), (326, 68800), (344, 65200), (400, 56072), (430, 52160), (640, 35045), (652, 34400), (688, 32600), (800, 28036), (815, 27520), (860, 26080), (1075, 20864), (1304, 17200), (1376, 16300), (1600, 14018), (1630, 13760), (1720, 13040), (2150, 10432), (2608, 8600), (2752, 8150), (3200, 7009), (3260, 6880), (3440, 6520), (4075, 5504), (4300, 5216)]