71651340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{398063}}^1$

素因数の和:398078

約数の個数: 36

約数和(自身を含む): 217342944

約数和(自身を除く): 145691604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 398063, 796126, 1194189, 1592252, 1990315, 2388378, 3582567, 3980630, 4776756, 5970945, 7165134, 7961260, 11941890, 14330268, 17912835, 23883780, 35825670, 71651340]

約数ペア:

[(1, 71651340), (2, 35825670), (3, 23883780), (4, 17912835), (5, 14330268), (6, 11941890), (9, 7961260), (10, 7165134), (12, 5970945), (15, 4776756), (18, 3980630), (20, 3582567), (30, 2388378), (36, 1990315), (45, 1592252), (60, 1194189), (90, 796126), (180, 398063)]