260681216

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 555202560

約数和(自身を除く): 294521344

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 127, 128, 152, 211, 254, 256, 304, 422, 508, 512, 608, 844, 1016, 1216, 1688, 2032, 2413, 2432, 3376, 4009, 4064, 4826, 4864, 6752, 8018, 8128, 9652, 9728, 13504, 16036, 16256, 19304, 26797, 27008, 32072, 32512, 38608, 53594, 54016, 64144, 65024, 77216, 107188, 108032, 128288, 154432, 214376, 256576, 308864, 428752, 509143, 513152, 617728, 857504, 1018286, 1026304, 1235456, 1715008, 2036572, 2052608, 3430016, 4073144, 6860032, 8146288, 13720064, 16292576, 32585152, 65170304, 130340608, 260681216]

約数ペア:

[(1, 260681216), (2, 130340608), (4, 65170304), (8, 32585152), (16, 16292576), (19, 13720064), (32, 8146288), (38, 6860032), (64, 4073144), (76, 3430016), (127, 2052608), (128, 2036572), (152, 1715008), (211, 1235456), (254, 1026304), (256, 1018286), (304, 857504), (422, 617728), (508, 513152), (512, 509143), (608, 428752), (844, 308864), (1016, 256576), (1216, 214376), (1688, 154432), (2032, 128288), (2413, 108032), (2432, 107188), (3376, 77216), (4009, 65024), (4064, 64144), (4826, 54016), (4864, 53594), (6752, 38608), (8018, 32512), (8128, 32072), (9652, 27008), (9728, 26797), (13504, 19304), (16036, 16256)]