87716340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{487313}}^1$

素因数の和:487328

約数の個数: 36

約数和(自身を含む): 266073444

約数和(自身を除く): 178357104

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 487313, 974626, 1461939, 1949252, 2436565, 2923878, 4385817, 4873130, 5847756, 7309695, 8771634, 9746260, 14619390, 17543268, 21929085, 29238780, 43858170, 87716340]

約数ペア:

[(1, 87716340), (2, 43858170), (3, 29238780), (4, 21929085), (5, 17543268), (6, 14619390), (9, 9746260), (10, 8771634), (12, 7309695), (15, 5847756), (18, 4873130), (20, 4385817), (30, 2923878), (36, 2436565), (45, 1949252), (60, 1461939), (90, 974626), (180, 487313)]