209538180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1164101}}^1$

素因数の和:1164116

約数の個数: 36

約数和(自身を含む): 635599692

約数和(自身を除く): 426061512

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1164101, 2328202, 3492303, 4656404, 5820505, 6984606, 10476909, 11641010, 13969212, 17461515, 20953818, 23282020, 34923030, 41907636, 52384545, 69846060, 104769090, 209538180]

約数ペア:

[(1, 209538180), (2, 104769090), (3, 69846060), (4, 52384545), (5, 41907636), (6, 34923030), (9, 23282020), (10, 20953818), (12, 17461515), (15, 13969212), (18, 11641010), (20, 10476909), (30, 6984606), (36, 5820505), (45, 4656404), (60, 3492303), (90, 2328202), (180, 1164101)]