206878860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{127703}}^1$

素因数の和:127724

約数の個数: 60

約数和(自身を含む): 648991728

約数和(自身を除く): 442112868

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, 127703, 255406, 383109, 510812, 638515, 766218, 1149327, 1277030, 1532436, 1915545, 2298654, 2554060, 3447981, 3831090, 4597308, 5746635, 6895962, 7662180, 10343943, 11493270, 13791924, 17239905, 20687886, 22986540, 34479810, 41375772, 51719715, 68959620, 103439430, 206878860]

約数ペア:

[(1, 206878860), (2, 103439430), (3, 68959620), (4, 51719715), (5, 41375772), (6, 34479810), (9, 22986540), (10, 20687886), (12, 17239905), (15, 13791924), (18, 11493270), (20, 10343943), (27, 7662180), (30, 6895962), (36, 5746635), (45, 4597308), (54, 3831090), (60, 3447981), (81, 2554060), (90, 2298654), (108, 1915545), (135, 1532436), (162, 1277030), (180, 1149327), (270, 766218), (324, 638515), (405, 510812), (540, 383109), (810, 255406), (1620, 127703)]