206789640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1723247}}^1$

素因数の和:1723261

約数の個数: 32

約数和(自身を含む): 620369280

約数和(自身を除く): 413579640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1723247, 3446494, 5169741, 6892988, 8616235, 10339482, 13785976, 17232470, 20678964, 25848705, 34464940, 41357928, 51697410, 68929880, 103394820, 206789640]

約数ペア:

[(1, 206789640), (2, 103394820), (3, 68929880), (4, 51697410), (5, 41357928), (6, 34464940), (8, 25848705), (10, 20678964), (12, 17232470), (15, 13785976), (20, 10339482), (24, 8616235), (30, 6892988), (40, 5169741), (60, 3446494), (120, 1723247)]