123378660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{228479}}^1$

素因数の和:228497

約数の個数: 48

約数和(自身を含む): 383846400

約数和(自身を除く): 260467740

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, 228479, 456958, 685437, 913916, 1142395, 1370874, 2056311, 2284790, 2741748, 3427185, 4112622, 4569580, 6168933, 6854370, 8225244, 10281555, 12337866, 13708740, 20563110, 24675732, 30844665, 41126220, 61689330, 123378660]

約数ペア:

[(1, 123378660), (2, 61689330), (3, 41126220), (4, 30844665), (5, 24675732), (6, 20563110), (9, 13708740), (10, 12337866), (12, 10281555), (15, 8225244), (18, 6854370), (20, 6168933), (27, 4569580), (30, 4112622), (36, 3427185), (45, 2741748), (54, 2284790), (60, 2056311), (90, 1370874), (108, 1142395), (135, 913916), (180, 685437), (270, 456958), (540, 228479)]