220184768

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4211}}^1$

素因数の和:4285

約数の個数: 56

約数和(自身を含む): 470733120

約数和(自身を除く): 250548352

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 152, 172, 304, 344, 608, 688, 817, 1216, 1376, 1634, 2752, 3268, 4211, 6536, 8422, 13072, 16844, 26144, 33688, 52288, 67376, 80009, 134752, 160018, 181073, 269504, 320036, 362146, 640072, 724292, 1280144, 1448584, 2560288, 2897168, 3440387, 5120576, 5794336, 6880774, 11588672, 13761548, 27523096, 55046192, 110092384, 220184768]

約数ペア:

[(1, 220184768), (2, 110092384), (4, 55046192), (8, 27523096), (16, 13761548), (19, 11588672), (32, 6880774), (38, 5794336), (43, 5120576), (64, 3440387), (76, 2897168), (86, 2560288), (152, 1448584), (172, 1280144), (304, 724292), (344, 640072), (608, 362146), (688, 320036), (817, 269504), (1216, 181073), (1376, 160018), (1634, 134752), (2752, 80009), (3268, 67376), (4211, 52288), (6536, 33688), (8422, 26144), (13072, 16844)]