66686220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123493}}^1$

素因数の和:123511

約数の個数: 48

約数和(自身を含む): 207469920

約数和(自身を除く): 140783700

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, 123493, 246986, 370479, 493972, 617465, 740958, 1111437, 1234930, 1481916, 1852395, 2222874, 2469860, 3334311, 3704790, 4445748, 5557185, 6668622, 7409580, 11114370, 13337244, 16671555, 22228740, 33343110, 66686220]

約数ペア:

[(1, 66686220), (2, 33343110), (3, 22228740), (4, 16671555), (5, 13337244), (6, 11114370), (9, 7409580), (10, 6668622), (12, 5557185), (15, 4445748), (18, 3704790), (20, 3334311), (27, 2469860), (30, 2222874), (36, 1852395), (45, 1481916), (54, 1234930), (60, 1111437), (90, 740958), (108, 617465), (135, 493972), (180, 370479), (270, 246986), (540, 123493)]