71776620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{398759}}^1$

素因数の和:398774

約数の個数: 36

約数和(自身を含む): 217722960

約数和(自身を除く): 145946340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 398759, 797518, 1196277, 1595036, 1993795, 2392554, 3588831, 3987590, 4785108, 5981385, 7177662, 7975180, 11962770, 14355324, 17944155, 23925540, 35888310, 71776620]

約数ペア:

[(1, 71776620), (2, 35888310), (3, 23925540), (4, 17944155), (5, 14355324), (6, 11962770), (9, 7975180), (10, 7177662), (12, 5981385), (15, 4785108), (18, 3987590), (20, 3588831), (30, 2392554), (36, 1993795), (45, 1595036), (60, 1196277), (90, 797518), (180, 398759)]