216460620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{400853}}^1$

素因数の和:400871

約数の個数: 48

約数和(自身を含む): 673434720

約数和(自身を除く): 456974100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 400853, 801706, 1202559, 1603412, 2004265, 2405118, 3607677, 4008530, 4810236, 6012795, 7215354, 8017060, 10823031, 12025590, 14430708, 18038385, 21646062, 24051180, 36076770, 43292124, 54115155, 72153540, 108230310, 216460620]

約数ペア:

[(1, 216460620), (2, 108230310), (3, 72153540), (4, 54115155), (5, 43292124), (6, 36076770), (9, 24051180), (10, 21646062), (12, 18038385), (15, 14430708), (18, 12025590), (20, 10823031), (27, 8017060), (30, 7215354), (36, 6012795), (45, 4810236), (54, 4008530), (60, 3607677), (90, 2405118), (108, 2004265), (135, 1603412), (180, 1202559), (270, 801706), (540, 400853)]