69912540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{388403}}^1$

素因数の和:388418

約数の個数: 36

約数和(自身を含む): 212068584

約数和(自身を除く): 142156044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 388403, 776806, 1165209, 1553612, 1942015, 2330418, 3495627, 3884030, 4660836, 5826045, 6991254, 7768060, 11652090, 13982508, 17478135, 23304180, 34956270, 69912540]

約数ペア:

[(1, 69912540), (2, 34956270), (3, 23304180), (4, 17478135), (5, 13982508), (6, 11652090), (9, 7768060), (10, 6991254), (12, 5826045), (15, 4660836), (18, 3884030), (20, 3495627), (30, 2330418), (36, 1942015), (45, 1553612), (60, 1165209), (90, 776806), (180, 388403)]