243375580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{3121}}^1$

素因数の和:3694

約数の個数: 48

約数和(自身を含む): 585337536

約数和(自身を除く): 341961956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 557, 1114, 2228, 2785, 3121, 3899, 5570, 6242, 7798, 11140, 12484, 15596, 15605, 19495, 21847, 31210, 38990, 43694, 62420, 77980, 87388, 109235, 218470, 436940, 1738397, 3476794, 6953588, 8691985, 12168779, 17383970, 24337558, 34767940, 48675116, 60843895, 121687790, 243375580]

約数ペア:

[(1, 243375580), (2, 121687790), (4, 60843895), (5, 48675116), (7, 34767940), (10, 24337558), (14, 17383970), (20, 12168779), (28, 8691985), (35, 6953588), (70, 3476794), (140, 1738397), (557, 436940), (1114, 218470), (2228, 109235), (2785, 87388), (3121, 77980), (3899, 62420), (5570, 43694), (6242, 38990), (7798, 31210), (11140, 21847), (12484, 19495), (15596, 15605)]