71326620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{396259}}^1$

素因数の和:396274

約数の個数: 36

約数和(自身を含む): 216357960

約数和(自身を除く): 145031340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396259, 792518, 1188777, 1585036, 1981295, 2377554, 3566331, 3962590, 4755108, 5943885, 7132662, 7925180, 11887770, 14265324, 17831655, 23775540, 35663310, 71326620]

約数ペア:

[(1, 71326620), (2, 35663310), (3, 23775540), (4, 17831655), (5, 14265324), (6, 11887770), (9, 7925180), (10, 7132662), (12, 5943885), (15, 4755108), (18, 3962590), (20, 3566331), (30, 2377554), (36, 1981295), (45, 1585036), (60, 1188777), (90, 792518), (180, 396259)]