144711280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{258413}}^1$

素因数の和:258433

約数の個数: 40

約数和(自身を含む): 384520032

約数和(自身を除く): 239808752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 258413, 516826, 1033652, 1292065, 1808891, 2067304, 2584130, 3617782, 4134608, 5168260, 7235564, 9044455, 10336520, 14471128, 18088910, 20673040, 28942256, 36177820, 72355640, 144711280]

約数ペア:

[(1, 144711280), (2, 72355640), (4, 36177820), (5, 28942256), (7, 20673040), (8, 18088910), (10, 14471128), (14, 10336520), (16, 9044455), (20, 7235564), (28, 5168260), (35, 4134608), (40, 3617782), (56, 2584130), (70, 2067304), (80, 1808891), (112, 1292065), (140, 1033652), (280, 516826), (560, 258413)]