720736984

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{419}}^1\times {\mathrm{1777}}^1$

素因数の和:2224

約数の個数: 48

約数和(自身を含む): 1489786200

約数和(自身を除く): 769049216

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 419, 484, 838, 968, 1676, 1777, 3352, 3554, 4609, 7108, 9218, 14216, 18436, 19547, 36872, 39094, 50699, 78188, 101398, 156376, 202796, 215017, 405592, 430034, 744563, 860068, 1489126, 1720136, 2978252, 5956504, 8190193, 16380386, 32760772, 65521544, 90092123, 180184246, 360368492, 720736984]

約数ペア:

[(1, 720736984), (2, 360368492), (4, 180184246), (8, 90092123), (11, 65521544), (22, 32760772), (44, 16380386), (88, 8190193), (121, 5956504), (242, 2978252), (419, 1720136), (484, 1489126), (838, 860068), (968, 744563), (1676, 430034), (1777, 405592), (3352, 215017), (3554, 202796), (4609, 156376), (7108, 101398), (9218, 78188), (14216, 50699), (18436, 39094), (19547, 36872)]