85405140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{769}}^1$

素因数の和:1401

約数の個数: 72

約数和(自身を含む): 259819560

約数和(自身を除く): 174414420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 617, 769, 1234, 1538, 1851, 2307, 2468, 3076, 3085, 3702, 3845, 4614, 5553, 6170, 6921, 7404, 7690, 9228, 9255, 11106, 11535, 12340, 13842, 15380, 18510, 22212, 23070, 27684, 27765, 34605, 37020, 46140, 55530, 69210, 111060, 138420, 474473, 948946, 1423419, 1897892, 2372365, 2846838, 4270257, 4744730, 5693676, 7117095, 8540514, 9489460, 14234190, 17081028, 21351285, 28468380, 42702570, 85405140]

約数ペア:

[(1, 85405140), (2, 42702570), (3, 28468380), (4, 21351285), (5, 17081028), (6, 14234190), (9, 9489460), (10, 8540514), (12, 7117095), (15, 5693676), (18, 4744730), (20, 4270257), (30, 2846838), (36, 2372365), (45, 1897892), (60, 1423419), (90, 948946), (180, 474473), (617, 138420), (769, 111060), (1234, 69210), (1538, 55530), (1851, 46140), (2307, 37020), (2468, 34605), (3076, 27765), (3085, 27684), (3702, 23070), (3845, 22212), (4614, 18510), (5553, 15380), (6170, 13842), (6921, 12340), (7404, 11535), (7690, 11106), (9228, 9255)]