81996030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{303689}}^1$

素因数の和:303705

約数の個数: 32

約数和(自身を含む): 218656800

約数和(自身を除く): 136660770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 303689, 607378, 911067, 1518445, 1822134, 2733201, 3036890, 4555335, 5466402, 8199603, 9110670, 13666005, 16399206, 27332010, 40998015, 81996030]

約数ペア:

[(1, 81996030), (2, 40998015), (3, 27332010), (5, 16399206), (6, 13666005), (9, 9110670), (10, 8199603), (15, 5466402), (18, 4555335), (27, 3036890), (30, 2733201), (45, 1822134), (54, 1518445), (90, 911067), (135, 607378), (270, 303689)]