198937260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1105207}}^1$

素因数の和:1105222

約数の個数: 36

約数和(自身を含む): 603443568

約数和(自身を除く): 404506308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1105207, 2210414, 3315621, 4420828, 5526035, 6631242, 9946863, 11052070, 13262484, 16578105, 19893726, 22104140, 33156210, 39787452, 49734315, 66312420, 99468630, 198937260]

約数ペア:

[(1, 198937260), (2, 99468630), (3, 66312420), (4, 49734315), (5, 39787452), (6, 33156210), (9, 22104140), (10, 19893726), (12, 16578105), (15, 13262484), (18, 11052070), (20, 9946863), (30, 6631242), (36, 5526035), (45, 4420828), (60, 3315621), (90, 2210414), (180, 1105207)]