142780470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{679907}}^1$

素因数の和:679924

約数の個数: 32

約数和(自身を含む): 391627008

約数和(自身を除く): 248846538

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 679907, 1359814, 2039721, 3399535, 4079442, 4759349, 6799070, 9518698, 10198605, 14278047, 20397210, 23796745, 28556094, 47593490, 71390235, 142780470]

約数ペア:

[(1, 142780470), (2, 71390235), (3, 47593490), (5, 28556094), (6, 23796745), (7, 20397210), (10, 14278047), (14, 10198605), (15, 9518698), (21, 6799070), (30, 4759349), (35, 4079442), (42, 3399535), (70, 2039721), (105, 1359814), (210, 679907)]