278872260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4647871}}^1$

素因数の和:4647883

約数の個数: 24

約数和(自身を含む): 780842496

約数和(自身を除く): 501970236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4647871, 9295742, 13943613, 18591484, 23239355, 27887226, 46478710, 55774452, 69718065, 92957420, 139436130, 278872260]

約数ペア:

[(1, 278872260), (2, 139436130), (3, 92957420), (4, 69718065), (5, 55774452), (6, 46478710), (10, 27887226), (12, 23239355), (15, 18591484), (20, 13943613), (30, 9295742), (60, 4647871)]