149392120

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{7669}}^1$

素因数の和:8167

約数の個数: 32

約数和(自身を含む): 336866400

約数和(自身を除く): 187474280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 3896, 4870, 7669, 9740, 15338, 19480, 30676, 38345, 61352, 76690, 153380, 306760, 3734803, 7469606, 14939212, 18674015, 29878424, 37348030, 74696060, 149392120]

約数ペア:

[(1, 149392120), (2, 74696060), (4, 37348030), (5, 29878424), (8, 18674015), (10, 14939212), (20, 7469606), (40, 3734803), (487, 306760), (974, 153380), (1948, 76690), (2435, 61352), (3896, 38345), (4870, 30676), (7669, 19480), (9740, 15338)]