156988721168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1549}}^1\times {\mathrm{333383}}^1$

素因数の和:334959

約数の個数: 40

約数和(自身を含む): 320382024000

約数和(自身を除く): 163393302832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1549, 3098, 6196, 12392, 24784, 29431, 58862, 117724, 235448, 333383, 470896, 666766, 1333532, 2667064, 5334128, 6334277, 12668554, 25337108, 50674216, 101348432, 516410267, 1032820534, 2065641068, 4131282136, 8262564272, 9811795073, 19623590146, 39247180292, 78494360584, 156988721168]

約数ペア:

[(1, 156988721168), (2, 78494360584), (4, 39247180292), (8, 19623590146), (16, 9811795073), (19, 8262564272), (38, 4131282136), (76, 2065641068), (152, 1032820534), (304, 516410267), (1549, 101348432), (3098, 50674216), (6196, 25337108), (12392, 12668554), (24784, 6334277), (29431, 5334128), (58862, 2667064), (117724, 1333532), (235448, 666766), (333383, 470896)]