78868740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1314479}}^1$

素因数の和:1314491

約数の個数: 24

約数和(自身を含む): 220832640

約数和(自身を除く): 141963900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1314479, 2628958, 3943437, 5257916, 6572395, 7886874, 13144790, 15773748, 19717185, 26289580, 39434370, 78868740]

約数ペア:

[(1, 78868740), (2, 39434370), (3, 26289580), (4, 19717185), (5, 15773748), (6, 13144790), (10, 7886874), (12, 6572395), (15, 5257916), (20, 3943437), (30, 2628958), (60, 1314479)]