208822860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{128903}}^1$

素因数の和:128924

約数の個数: 60

約数和(自身を含む): 655090128

約数和(自身を除く): 446267268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 128903, 257806, 386709, 515612, 644515, 773418, 1160127, 1289030, 1546836, 1933545, 2320254, 2578060, 3480381, 3867090, 4640508, 5800635, 6960762, 7734180, 10441143, 11601270, 13921524, 17401905, 20882286, 23202540, 34803810, 41764572, 52205715, 69607620, 104411430, 208822860]

約数ペア:

[(1, 208822860), (2, 104411430), (3, 69607620), (4, 52205715), (5, 41764572), (6, 34803810), (9, 23202540), (10, 20882286), (12, 17401905), (15, 13921524), (18, 11601270), (20, 10441143), (27, 7734180), (30, 6960762), (36, 5800635), (45, 4640508), (54, 3867090), (60, 3480381), (81, 2578060), (90, 2320254), (108, 1933545), (135, 1546836), (162, 1289030), (180, 1160127), (270, 773418), (324, 644515), (405, 515612), (540, 386709), (810, 257806), (1620, 128903)]