140806424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 298045440

約数和(自身を除く): 157239016

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 127, 172, 254, 293, 344, 473, 508, 586, 946, 1016, 1172, 1397, 1892, 2344, 2794, 3223, 3784, 5461, 5588, 6446, 10922, 11176, 12599, 12892, 21844, 25198, 25784, 37211, 43688, 50396, 60071, 74422, 100792, 120142, 138589, 148844, 240284, 277178, 297688, 409321, 480568, 554356, 818642, 1108712, 1600073, 1637284, 3200146, 3274568, 6400292, 12800584, 17600803, 35201606, 70403212, 140806424]

約数ペア:

[(1, 140806424), (2, 70403212), (4, 35201606), (8, 17600803), (11, 12800584), (22, 6400292), (43, 3274568), (44, 3200146), (86, 1637284), (88, 1600073), (127, 1108712), (172, 818642), (254, 554356), (293, 480568), (344, 409321), (473, 297688), (508, 277178), (586, 240284), (946, 148844), (1016, 138589), (1172, 120142), (1397, 100792), (1892, 74422), (2344, 60071), (2794, 50396), (3223, 43688), (3784, 37211), (5461, 25784), (5588, 25198), (6446, 21844), (10922, 12892), (11176, 12599)]