218753920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:253

約数の個数: 256

約数和(自身を含む): 683873280

約数和(自身を除く): 465119360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 55, 56, 64, 70, 77, 80, 88, 92, 110, 112, 115, 128, 140, 154, 160, 161, 176, 184, 193, 220, 224, 230, 253, 280, 308, 320, 322, 352, 368, 385, 386, 440, 448, 460, 506, 560, 616, 640, 644, 704, 736, 770, 772, 805, 880, 896, 920, 965, 1012, 1120, 1232, 1265, 1288, 1351, 1408, 1472, 1540, 1544, 1610, 1760, 1771, 1840, 1930, 2024, 2123, 2240, 2464, 2530, 2576, 2702, 2944, 3080, 3088, 3220, 3520, 3542, 3680, 3860, 4048, 4246, 4439, 4480, 4928, 5060, 5152, 5404, 6160, 6176, 6440, 6755, 7040, 7084, 7360, 7720, 8096, 8492, 8855, 8878, 9856, 10120, 10304, 10615, 10808, 12320, 12352, 12880, 13510, 14168, 14720, 14861, 15440, 16192, 16984, 17710, 17756, 20240, 20608, 21230, 21616, 22195, 24640, 24704, 25760, 27020, 28336, 29722, 30880, 31073, 32384, 33968, 35420, 35512, 40480, 42460, 43232, 44390, 48829, 49280, 51520, 54040, 56672, 59444, 61760, 62146, 67936, 70840, 71024, 74305, 80960, 84920, 86464, 88780, 97658, 103040, 108080, 113344, 118888, 123520, 124292, 135872, 141680, 142048, 148610, 155365, 161920, 169840, 172928, 177560, 195316, 216160, 226688, 237776, 244145, 248584, 271744, 283360, 284096, 297220, 310730, 339680, 341803, 355120, 390632, 432320, 475552, 488290, 497168, 566720, 568192, 594440, 621460, 679360, 683606, 710240, 781264, 864640, 951104, 976580, 994336, 1133440, 1188880, 1242920, 1358720, 1367212, 1420480, 1562528, 1709015, 1902208, 1953160, 1988672, 2377760, 2485840, 2734424, 2840960, 3125056, 3418030, 3906320, 3977344, 4755520, 4971680, 5468848, 6250112, 6836060, 7812640, 9511040, 9943360, 10937696, 13672120, 15625280, 19886720, 21875392, 27344240, 31250560, 43750784, 54688480, 109376960, 218753920]

約数ペア:

[(1, 218753920), (2, 109376960), (4, 54688480), (5, 43750784), (7, 31250560), (8, 27344240), (10, 21875392), (11, 19886720), (14, 15625280), (16, 13672120), (20, 10937696), (22, 9943360), (23, 9511040), (28, 7812640), (32, 6836060), (35, 6250112), (40, 5468848), (44, 4971680), (46, 4755520), (55, 3977344), (56, 3906320), (64, 3418030), (70, 3125056), (77, 2840960), (80, 2734424), (88, 2485840), (92, 2377760), (110, 1988672), (112, 1953160), (115, 1902208), (128, 1709015), (140, 1562528), (154, 1420480), (160, 1367212), (161, 1358720), (176, 1242920), (184, 1188880), (193, 1133440), (220, 994336), (224, 976580), (230, 951104), (253, 864640), (280, 781264), (308, 710240), (320, 683606), (322, 679360), (352, 621460), (368, 594440), (385, 568192), (386, 566720), (440, 497168), (448, 488290), (460, 475552), (506, 432320), (560, 390632), (616, 355120), (640, 341803), (644, 339680), (704, 310730), (736, 297220), (770, 284096), (772, 283360), (805, 271744), (880, 248584), (896, 244145), (920, 237776), (965, 226688), (1012, 216160), (1120, 195316), (1232, 177560), (1265, 172928), (1288, 169840), (1351, 161920), (1408, 155365), (1472, 148610), (1540, 142048), (1544, 141680), (1610, 135872), (1760, 124292), (1771, 123520), (1840, 118888), (1930, 113344), (2024, 108080), (2123, 103040), (2240, 97658), (2464, 88780), (2530, 86464), (2576, 84920), (2702, 80960), (2944, 74305), (3080, 71024), (3088, 70840), (3220, 67936), (3520, 62146), (3542, 61760), (3680, 59444), (3860, 56672), (4048, 54040), (4246, 51520), (4439, 49280), (4480, 48829), (4928, 44390), (5060, 43232), (5152, 42460), (5404, 40480), (6160, 35512), (6176, 35420), (6440, 33968), (6755, 32384), (7040, 31073), (7084, 30880), (7360, 29722), (7720, 28336), (8096, 27020), (8492, 25760), (8855, 24704), (8878, 24640), (9856, 22195), (10120, 21616), (10304, 21230), (10615, 20608), (10808, 20240), (12320, 17756), (12352, 17710), (12880, 16984), (13510, 16192), (14168, 15440), (14720, 14861)]