180255780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{111269}}^1$

素因数の和:111290

約数の個数: 60

約数和(自身を含む): 565474140

約数和(自身を除く): 385218360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 111269, 222538, 333807, 445076, 556345, 667614, 1001421, 1112690, 1335228, 1669035, 2002842, 2225380, 3004263, 3338070, 4005684, 5007105, 6008526, 6676140, 9012789, 10014210, 12017052, 15021315, 18025578, 20028420, 30042630, 36051156, 45063945, 60085260, 90127890, 180255780]

約数ペア:

[(1, 180255780), (2, 90127890), (3, 60085260), (4, 45063945), (5, 36051156), (6, 30042630), (9, 20028420), (10, 18025578), (12, 15021315), (15, 12017052), (18, 10014210), (20, 9012789), (27, 6676140), (30, 6008526), (36, 5007105), (45, 4005684), (54, 3338070), (60, 3004263), (81, 2225380), (90, 2002842), (108, 1669035), (135, 1335228), (162, 1112690), (180, 1001421), (270, 667614), (324, 556345), (405, 445076), (540, 333807), (810, 222538), (1620, 111269)]