78760980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{769}}^1$

素因数の和:1353

約数の個数: 72

約数和(自身を含む): 239639400

約数和(自身を除く): 160878420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 569, 769, 1138, 1538, 1707, 2276, 2307, 2845, 3076, 3414, 3845, 4614, 5121, 5690, 6828, 6921, 7690, 8535, 9228, 10242, 11380, 11535, 13842, 15380, 17070, 20484, 23070, 25605, 27684, 34140, 34605, 46140, 51210, 69210, 102420, 138420, 437561, 875122, 1312683, 1750244, 2187805, 2625366, 3938049, 4375610, 5250732, 6563415, 7876098, 8751220, 13126830, 15752196, 19690245, 26253660, 39380490, 78760980]

約数ペア:

[(1, 78760980), (2, 39380490), (3, 26253660), (4, 19690245), (5, 15752196), (6, 13126830), (9, 8751220), (10, 7876098), (12, 6563415), (15, 5250732), (18, 4375610), (20, 3938049), (30, 2625366), (36, 2187805), (45, 1750244), (60, 1312683), (90, 875122), (180, 437561), (569, 138420), (769, 102420), (1138, 69210), (1538, 51210), (1707, 46140), (2276, 34605), (2307, 34140), (2845, 27684), (3076, 25605), (3414, 23070), (3845, 20484), (4614, 17070), (5121, 15380), (5690, 13842), (6828, 11535), (6921, 11380), (7690, 10242), (8535, 9228)]