138620340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{770113}}^1$

素因数の和:770128

約数の個数: 36

約数和(自身を含む): 420482244

約数和(自身を除く): 281861904

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 770113, 1540226, 2310339, 3080452, 3850565, 4620678, 6931017, 7701130, 9241356, 11551695, 13862034, 15402260, 23103390, 27724068, 34655085, 46206780, 69310170, 138620340]

約数ペア:

[(1, 138620340), (2, 69310170), (3, 46206780), (4, 34655085), (5, 27724068), (6, 23103390), (9, 15402260), (10, 13862034), (12, 11551695), (15, 9241356), (18, 7701130), (20, 6931017), (30, 4620678), (36, 3850565), (45, 3080452), (60, 2310339), (90, 1540226), (180, 770113)]