201561720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1679681}}^1$

素因数の和:1679695

約数の個数: 32

約数和(自身を含む): 604685520

約数和(自身を除く): 403123800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1679681, 3359362, 5039043, 6718724, 8398405, 10078086, 13437448, 16796810, 20156172, 25195215, 33593620, 40312344, 50390430, 67187240, 100780860, 201561720]

約数ペア:

[(1, 201561720), (2, 100780860), (3, 67187240), (4, 50390430), (5, 40312344), (6, 33593620), (8, 25195215), (10, 20156172), (12, 16796810), (15, 13437448), (20, 10078086), (24, 8398405), (30, 6718724), (40, 5039043), (60, 3359362), (120, 1679681)]