173636980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{2731}}^1$

素因数の和:2785

約数の個数: 72

約数和(自身を含む): 422716896

約数和(自身を除く): 249079916

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1445, 1870, 2731, 2890, 3179, 3740, 5462, 5780, 6358, 10924, 12716, 13655, 15895, 27310, 30041, 31790, 46427, 54620, 60082, 63580, 92854, 120164, 150205, 185708, 232135, 300410, 464270, 510697, 600820, 789259, 928540, 1021394, 1578518, 2042788, 2553485, 3157036, 3946295, 5106970, 7892590, 8681849, 10213940, 15785180, 17363698, 34727396, 43409245, 86818490, 173636980]

約数ペア:

[(1, 173636980), (2, 86818490), (4, 43409245), (5, 34727396), (10, 17363698), (11, 15785180), (17, 10213940), (20, 8681849), (22, 7892590), (34, 5106970), (44, 3946295), (55, 3157036), (68, 2553485), (85, 2042788), (110, 1578518), (170, 1021394), (187, 928540), (220, 789259), (289, 600820), (340, 510697), (374, 464270), (578, 300410), (748, 232135), (935, 185708), (1156, 150205), (1445, 120164), (1870, 92854), (2731, 63580), (2890, 60082), (3179, 54620), (3740, 46427), (5462, 31790), (5780, 30041), (6358, 27310), (10924, 15895), (12716, 13655)]