128066220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{711479}}^1$

素因数の和:711494

約数の個数: 36

約数和(自身を含む): 388468080

約数和(自身を除く): 260401860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 711479, 1422958, 2134437, 2845916, 3557395, 4268874, 6403311, 7114790, 8537748, 10672185, 12806622, 14229580, 21344370, 25613244, 32016555, 42688740, 64033110, 128066220]

約数ペア:

[(1, 128066220), (2, 64033110), (3, 42688740), (4, 32016555), (5, 25613244), (6, 21344370), (9, 14229580), (10, 12806622), (12, 10672185), (15, 8537748), (18, 7114790), (20, 6403311), (30, 4268874), (36, 3557395), (45, 2845916), (60, 2134437), (90, 1422958), (180, 711479)]