68202180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{378901}}^1$

素因数の和:378916

約数の個数: 36

約数和(自身を含む): 206880492

約数和(自身を除く): 138678312

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 378901, 757802, 1136703, 1515604, 1894505, 2273406, 3410109, 3789010, 4546812, 5683515, 6820218, 7578020, 11367030, 13640436, 17050545, 22734060, 34101090, 68202180]

約数ペア:

[(1, 68202180), (2, 34101090), (3, 22734060), (4, 17050545), (5, 13640436), (6, 11367030), (9, 7578020), (10, 6820218), (12, 5683515), (15, 4546812), (18, 3789010), (20, 3410109), (30, 2273406), (36, 1894505), (45, 1515604), (60, 1136703), (90, 757802), (180, 378901)]