87492780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{486071}}^1$

素因数の和:486086

約数の個数: 36

約数和(自身を含む): 265395312

約数和(自身を除く): 177902532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 486071, 972142, 1458213, 1944284, 2430355, 2916426, 4374639, 4860710, 5832852, 7291065, 8749278, 9721420, 14582130, 17498556, 21873195, 29164260, 43746390, 87492780]

約数ペア:

[(1, 87492780), (2, 43746390), (3, 29164260), (4, 21873195), (5, 17498556), (6, 14582130), (9, 9721420), (10, 8749278), (12, 7291065), (15, 5832852), (18, 4860710), (20, 4374639), (30, 2916426), (36, 2430355), (45, 1944284), (60, 1458213), (90, 972142), (180, 486071)]