197587980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1097711}}^1$

素因数の和:1097726

約数の個数: 36

約数和(自身を含む): 599350752

約数和(自身を除く): 401762772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1097711, 2195422, 3293133, 4390844, 5488555, 6586266, 9879399, 10977110, 13172532, 16465665, 19758798, 21954220, 32931330, 39517596, 49396995, 65862660, 98793990, 197587980]

約数ペア:

[(1, 197587980), (2, 98793990), (3, 65862660), (4, 49396995), (5, 39517596), (6, 32931330), (9, 21954220), (10, 19758798), (12, 16465665), (15, 13172532), (18, 10977110), (20, 9879399), (30, 6586266), (36, 5488555), (45, 4390844), (60, 3293133), (90, 2195422), (180, 1097711)]