128681168

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{701}}^1$

素因数の和:876

約数の個数: 80

約数和(自身を含む): 313372800

約数和(自身を除く): 184691632

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 149, 154, 176, 298, 308, 596, 616, 701, 1043, 1192, 1232, 1402, 1639, 2086, 2384, 2804, 3278, 4172, 4907, 5608, 6556, 7711, 8344, 9814, 11216, 11473, 13112, 15422, 16688, 19628, 22946, 26224, 30844, 39256, 45892, 53977, 61688, 78512, 91784, 104449, 107954, 123376, 183568, 208898, 215908, 417796, 431816, 731143, 835592, 863632, 1148939, 1462286, 1671184, 2297878, 2924572, 4595756, 5849144, 8042573, 9191512, 11698288, 16085146, 18383024, 32170292, 64340584, 128681168]

約数ペア:

[(1, 128681168), (2, 64340584), (4, 32170292), (7, 18383024), (8, 16085146), (11, 11698288), (14, 9191512), (16, 8042573), (22, 5849144), (28, 4595756), (44, 2924572), (56, 2297878), (77, 1671184), (88, 1462286), (112, 1148939), (149, 863632), (154, 835592), (176, 731143), (298, 431816), (308, 417796), (596, 215908), (616, 208898), (701, 183568), (1043, 123376), (1192, 107954), (1232, 104449), (1402, 91784), (1639, 78512), (2086, 61688), (2384, 53977), (2804, 45892), (3278, 39256), (4172, 30844), (4907, 26224), (5608, 22946), (6556, 19628), (7711, 16688), (8344, 15422), (9814, 13112), (11216, 11473)]