344000

素因数分解:

$2^6\times 5^3\times {\mathrm{43}}^1$

素因数の和:70

約数の個数: 56

約数和(自身を含む): 871728

約数和(自身を除く): 527728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 125, 160, 172, 200, 215, 250, 320, 344, 400, 430, 500, 688, 800, 860, 1000, 1075, 1376, 1600, 1720, 2000, 2150, 2752, 3440, 4000, 4300, 5375, 6880, 8000, 8600, 10750, 13760, 17200, 21500, 34400, 43000, 68800, 86000, 172000, 344000]

約数ペア:

[(1, 344000), (2, 172000), (4, 86000), (5, 68800), (8, 43000), (10, 34400), (16, 21500), (20, 17200), (25, 13760), (32, 10750), (40, 8600), (43, 8000), (50, 6880), (64, 5375), (80, 4300), (86, 4000), (100, 3440), (125, 2752), (160, 2150), (172, 2000), (200, 1720), (215, 1600), (250, 1376), (320, 1075), (344, 1000), (400, 860), (430, 800), (500, 688)]