240578728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{9001}}^1$

素因数の和:9277

約数の個数: 32

約数和(自身を含む): 487728360

約数和(自身を除く): 247149632

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 1028, 2056, 3341, 6682, 9001, 13364, 18002, 26728, 36004, 72008, 117013, 234026, 468052, 936104, 2313257, 4626514, 9253028, 18506056, 30072341, 60144682, 120289364, 240578728]

約数ペア:

[(1, 240578728), (2, 120289364), (4, 60144682), (8, 30072341), (13, 18506056), (26, 9253028), (52, 4626514), (104, 2313257), (257, 936104), (514, 468052), (1028, 234026), (2056, 117013), (3341, 72008), (6682, 36004), (9001, 26728), (13364, 18002)]