66678660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123479}}^1$

素因数の和:123497

約数の個数: 48

約数和(自身を含む): 207446400

約数和(自身を除く): 140767740

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, 123479, 246958, 370437, 493916, 617395, 740874, 1111311, 1234790, 1481748, 1852185, 2222622, 2469580, 3333933, 3704370, 4445244, 5556555, 6667866, 7408740, 11113110, 13335732, 16669665, 22226220, 33339330, 66678660]

約数ペア:

[(1, 66678660), (2, 33339330), (3, 22226220), (4, 16669665), (5, 13335732), (6, 11113110), (9, 7408740), (10, 6667866), (12, 5556555), (15, 4445244), (18, 3704370), (20, 3333933), (27, 2469580), (30, 2222622), (36, 1852185), (45, 1481748), (54, 1234790), (60, 1111311), (90, 740874), (108, 617395), (135, 493916), (180, 370437), (270, 246958), (540, 123479)]