87894540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{488303}}^1$

素因数の和:488318

約数の個数: 36

約数和(自身を含む): 266613984

約数和(自身を除く): 178719444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 488303, 976606, 1464909, 1953212, 2441515, 2929818, 4394727, 4883030, 5859636, 7324545, 8789454, 9766060, 14649090, 17578908, 21973635, 29298180, 43947270, 87894540]

約数ペア:

[(1, 87894540), (2, 43947270), (3, 29298180), (4, 21973635), (5, 17578908), (6, 14649090), (9, 9766060), (10, 8789454), (12, 7324545), (15, 5859636), (18, 4883030), (20, 4394727), (30, 2929818), (36, 2441515), (45, 1953212), (60, 1464909), (90, 976606), (180, 488303)]