142665180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{339679}}^1$

素因数の和:339698

約数の個数: 48

約数和(自身を含む): 456529920

約数和(自身を除く): 313864740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 339679, 679358, 1019037, 1358716, 1698395, 2038074, 2377753, 3396790, 4076148, 4755506, 5095185, 6793580, 7133259, 9511012, 10190370, 11888765, 14266518, 20380740, 23777530, 28533036, 35666295, 47555060, 71332590, 142665180]

約数ペア:

[(1, 142665180), (2, 71332590), (3, 47555060), (4, 35666295), (5, 28533036), (6, 23777530), (7, 20380740), (10, 14266518), (12, 11888765), (14, 10190370), (15, 9511012), (20, 7133259), (21, 6793580), (28, 5095185), (30, 4755506), (35, 4076148), (42, 3396790), (60, 2377753), (70, 2038074), (84, 1698395), (105, 1358716), (140, 1019037), (210, 679358), (420, 339679)]