201665220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197711}}^1$

素因数の和:197740

約数の個数: 48

約数和(自身を含む): 597881088

約数和(自身を除く): 396215868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 197711, 395422, 593133, 790844, 988555, 1186266, 1977110, 2372532, 2965665, 3361087, 3954220, 5931330, 6722174, 10083261, 11862660, 13444348, 16805435, 20166522, 33610870, 40333044, 50416305, 67221740, 100832610, 201665220]

約数ペア:

[(1, 201665220), (2, 100832610), (3, 67221740), (4, 50416305), (5, 40333044), (6, 33610870), (10, 20166522), (12, 16805435), (15, 13444348), (17, 11862660), (20, 10083261), (30, 6722174), (34, 5931330), (51, 3954220), (60, 3361087), (68, 2965665), (85, 2372532), (102, 1977110), (170, 1186266), (204, 988555), (255, 790844), (340, 593133), (510, 395422), (1020, 197711)]