123616980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{686761}}^1$

素因数の和:686776

約数の個数: 36

約数和(自身を含む): 374972052

約数和(自身を除く): 251355072

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 686761, 1373522, 2060283, 2747044, 3433805, 4120566, 6180849, 6867610, 8241132, 10301415, 12361698, 13735220, 20602830, 24723396, 30904245, 41205660, 61808490, 123616980]

約数ペア:

[(1, 123616980), (2, 61808490), (3, 41205660), (4, 30904245), (5, 24723396), (6, 20602830), (9, 13735220), (10, 12361698), (12, 10301415), (15, 8241132), (18, 6867610), (20, 6180849), (30, 4120566), (36, 3433805), (45, 2747044), (60, 2060283), (90, 1373522), (180, 686761)]