123078080

素因数分解:

$2^6\times 5^1\times {\mathrm{384619}}^1$

素因数の和:384636

約数の個数: 28

約数和(自身を含む): 293080440

約数和(自身を除く): 170002360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 384619, 769238, 1538476, 1923095, 3076952, 3846190, 6153904, 7692380, 12307808, 15384760, 24615616, 30769520, 61539040, 123078080]

約数ペア:

[(1, 123078080), (2, 61539040), (4, 30769520), (5, 24615616), (8, 15384760), (10, 12307808), (16, 7692380), (20, 6153904), (32, 3846190), (40, 3076952), (64, 1923095), (80, 1538476), (160, 769238), (320, 384619)]