157929800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{112807}}^1$

素因数の和:112830

約数の個数: 48

約数和(自身を含む): 419645760

約数和(自身を除く): 261715960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 112807, 225614, 451228, 564035, 789649, 902456, 1128070, 1579298, 2256140, 2820175, 3158596, 3948245, 4512280, 5640350, 6317192, 7896490, 11280700, 15792980, 19741225, 22561400, 31585960, 39482450, 78964900, 157929800]

約数ペア:

[(1, 157929800), (2, 78964900), (4, 39482450), (5, 31585960), (7, 22561400), (8, 19741225), (10, 15792980), (14, 11280700), (20, 7896490), (25, 6317192), (28, 5640350), (35, 4512280), (40, 3948245), (50, 3158596), (56, 2820175), (70, 2256140), (100, 1579298), (140, 1128070), (175, 902456), (200, 789649), (280, 564035), (350, 451228), (700, 225614), (1400, 112807)]