115561980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{642011}}^1$

素因数の和:642026

約数の個数: 36

約数和(自身を含む): 350538552

約数和(自身を除く): 234976572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 642011, 1284022, 1926033, 2568044, 3210055, 3852066, 5778099, 6420110, 7704132, 9630165, 11556198, 12840220, 19260330, 23112396, 28890495, 38520660, 57780990, 115561980]

約数ペア:

[(1, 115561980), (2, 57780990), (3, 38520660), (4, 28890495), (5, 23112396), (6, 19260330), (9, 12840220), (10, 11556198), (12, 9630165), (15, 7704132), (18, 6420110), (20, 5778099), (30, 3852066), (36, 3210055), (45, 2568044), (60, 1926033), (90, 1284022), (180, 642011)]