77456120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{276629}}^1$

素因数の和:276647

約数の個数: 32

約数和(自身を含む): 199173600

約数和(自身を除く): 121717480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 276629, 553258, 1106516, 1383145, 1936403, 2213032, 2766290, 3872806, 5532580, 7745612, 9682015, 11065160, 15491224, 19364030, 38728060, 77456120]

約数ペア:

[(1, 77456120), (2, 38728060), (4, 19364030), (5, 15491224), (7, 11065160), (8, 9682015), (10, 7745612), (14, 5532580), (20, 3872806), (28, 2766290), (35, 2213032), (40, 1936403), (56, 1383145), (70, 1106516), (140, 553258), (280, 276629)]