156780408260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1119860059}}^1$

素因数の和:1119860075

約数の個数: 24

約数和(自身を含む): 376272980160

約数和(自身を除く): 219492571900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1119860059, 2239720118, 4479440236, 5599300295, 7839020413, 11198600590, 15678040826, 22397201180, 31356081652, 39195102065, 78390204130, 156780408260]

約数ペア:

[(1, 156780408260), (2, 78390204130), (4, 39195102065), (5, 31356081652), (7, 22397201180), (10, 15678040826), (14, 11198600590), (20, 7839020413), (28, 5599300295), (35, 4479440236), (70, 2239720118), (140, 1119860059)]