199915740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1110643}}^1$

素因数の和:1110658

約数の個数: 36

約数和(自身を含む): 606411624

約数和(自身を除く): 406495884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1110643, 2221286, 3331929, 4442572, 5553215, 6663858, 9995787, 11106430, 13327716, 16659645, 19991574, 22212860, 33319290, 39983148, 49978935, 66638580, 99957870, 199915740]

約数ペア:

[(1, 199915740), (2, 99957870), (3, 66638580), (4, 49978935), (5, 39983148), (6, 33319290), (9, 22212860), (10, 19991574), (12, 16659645), (15, 13327716), (18, 11106430), (20, 9995787), (30, 6663858), (36, 5553215), (45, 4442572), (60, 3331929), (90, 2221286), (180, 1110643)]