87887340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{488263}}^1$

素因数の和:488278

約数の個数: 36

約数和(自身を含む): 266592144

約数和(自身を除く): 178704804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 488263, 976526, 1464789, 1953052, 2441315, 2929578, 4394367, 4882630, 5859156, 7323945, 8788734, 9765260, 14647890, 17577468, 21971835, 29295780, 43943670, 87887340]

約数ペア:

[(1, 87887340), (2, 43943670), (3, 29295780), (4, 21971835), (5, 17577468), (6, 14647890), (9, 9765260), (10, 8788734), (12, 7323945), (15, 5859156), (18, 4882630), (20, 4394367), (30, 2929578), (36, 2441315), (45, 1953052), (60, 1464789), (90, 976526), (180, 488263)]