220143780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1223021}}^1$

素因数の和:1223036

約数の個数: 36

約数和(自身を含む): 667770012

約数和(自身を除く): 447626232

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1223021, 2446042, 3669063, 4892084, 6115105, 7338126, 11007189, 12230210, 14676252, 18345315, 22014378, 24460420, 36690630, 44028756, 55035945, 73381260, 110071890, 220143780]

約数ペア:

[(1, 220143780), (2, 110071890), (3, 73381260), (4, 55035945), (5, 44028756), (6, 36690630), (9, 24460420), (10, 22014378), (12, 18345315), (15, 14676252), (18, 12230210), (20, 11007189), (30, 7338126), (36, 6115105), (45, 4892084), (60, 3669063), (90, 2446042), (180, 1223021)]