290506568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 610416000

約数和(自身を除く): 319909432

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 199, 212, 313, 398, 424, 583, 626, 796, 1166, 1252, 1592, 2189, 2332, 2504, 3443, 4378, 4664, 6886, 8756, 10547, 13772, 16589, 17512, 21094, 27544, 33178, 42188, 62287, 66356, 84376, 116017, 124574, 132712, 182479, 232034, 249148, 364958, 464068, 498296, 685157, 729916, 928136, 1370314, 1459832, 2740628, 3301211, 5481256, 6602422, 13204844, 26409688, 36313321, 72626642, 145253284, 290506568]

約数ペア:

[(1, 290506568), (2, 145253284), (4, 72626642), (8, 36313321), (11, 26409688), (22, 13204844), (44, 6602422), (53, 5481256), (88, 3301211), (106, 2740628), (199, 1459832), (212, 1370314), (313, 928136), (398, 729916), (424, 685157), (583, 498296), (626, 464068), (796, 364958), (1166, 249148), (1252, 232034), (1592, 182479), (2189, 132712), (2332, 124574), (2504, 116017), (3443, 84376), (4378, 66356), (4664, 62287), (6886, 42188), (8756, 33178), (10547, 27544), (13772, 21094), (16589, 17512)]