142570470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{678907}}^1$

素因数の和:678924

約数の個数: 32

約数和(自身を含む): 391051008

約数和(自身を除く): 248480538

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 678907, 1357814, 2036721, 3394535, 4073442, 4752349, 6789070, 9504698, 10183605, 14257047, 20367210, 23761745, 28514094, 47523490, 71285235, 142570470]

約数ペア:

[(1, 142570470), (2, 71285235), (3, 47523490), (5, 28514094), (6, 23761745), (7, 20367210), (10, 14257047), (14, 10183605), (15, 9504698), (21, 6789070), (30, 4752349), (35, 4073442), (42, 3394535), (70, 2036721), (105, 1357814), (210, 678907)]