87221340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{161521}}^1$

素因数の和:161539

約数の個数: 48

約数和(自身を含む): 271356960

約数和(自身を除く): 184135620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 161521, 323042, 484563, 646084, 807605, 969126, 1453689, 1615210, 1938252, 2422815, 2907378, 3230420, 4361067, 4845630, 5814756, 7268445, 8722134, 9691260, 14536890, 17444268, 21805335, 29073780, 43610670, 87221340]

約数ペア:

[(1, 87221340), (2, 43610670), (3, 29073780), (4, 21805335), (5, 17444268), (6, 14536890), (9, 9691260), (10, 8722134), (12, 7268445), (15, 5814756), (18, 4845630), (20, 4361067), (27, 3230420), (30, 2907378), (36, 2422815), (45, 1938252), (54, 1615210), (60, 1453689), (90, 969126), (108, 807605), (135, 646084), (180, 484563), (270, 323042), (540, 161521)]