201387870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{248627}}^1$

素因数の和:248646

約数の個数: 40

約数和(自身を含む): 541511784

約数和(自身を除く): 340123914

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 248627, 497254, 745881, 1243135, 1491762, 2237643, 2486270, 3729405, 4475286, 6712929, 7458810, 11188215, 13425858, 20138787, 22376430, 33564645, 40277574, 67129290, 100693935, 201387870]

約数ペア:

[(1, 201387870), (2, 100693935), (3, 67129290), (5, 40277574), (6, 33564645), (9, 22376430), (10, 20138787), (15, 13425858), (18, 11188215), (27, 7458810), (30, 6712929), (45, 4475286), (54, 3729405), (81, 2486270), (90, 2237643), (135, 1491762), (162, 1243135), (270, 745881), (405, 497254), (810, 248627)]