217568960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 224

約数和(自身を含む): 639055872

約数和(自身を除く): 421486912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 41, 46, 56, 64, 70, 80, 82, 92, 103, 112, 115, 140, 160, 161, 164, 184, 205, 206, 224, 230, 280, 287, 320, 322, 328, 368, 410, 412, 448, 460, 515, 560, 574, 644, 656, 721, 736, 805, 820, 824, 920, 943, 1030, 1120, 1148, 1288, 1312, 1435, 1442, 1472, 1610, 1640, 1648, 1840, 1886, 2060, 2240, 2296, 2369, 2576, 2624, 2870, 2884, 3220, 3280, 3296, 3605, 3680, 3772, 4120, 4223, 4592, 4715, 4738, 5152, 5740, 5768, 6440, 6560, 6592, 6601, 7210, 7360, 7544, 8240, 8446, 9184, 9430, 9476, 10304, 11480, 11536, 11845, 12880, 13120, 13202, 14420, 15088, 16480, 16583, 16892, 18368, 18860, 18952, 21115, 22960, 23072, 23690, 25760, 26404, 28840, 29561, 30176, 32960, 33005, 33166, 33784, 37720, 37904, 42230, 45920, 46144, 47380, 51520, 52808, 57680, 59122, 60352, 66010, 66332, 67568, 75440, 75808, 82915, 84460, 91840, 94760, 97129, 105616, 115360, 118244, 132020, 132664, 135136, 147805, 150880, 151616, 165830, 168920, 189520, 194258, 211232, 230720, 236488, 264040, 265328, 270272, 295610, 301760, 331660, 337840, 379040, 388516, 422464, 472976, 485645, 528080, 530656, 591220, 663320, 675680, 679903, 758080, 777032, 945952, 971290, 1056160, 1061312, 1182440, 1326640, 1351360, 1359806, 1554064, 1891904, 1942580, 2112320, 2364880, 2653280, 2719612, 3108128, 3399515, 3885160, 4729760, 5306560, 5439224, 6216256, 6799030, 7770320, 9459520, 10878448, 13598060, 15540640, 21756896, 27196120, 31081280, 43513792, 54392240, 108784480, 217568960]

約数ペア:

[(1, 217568960), (2, 108784480), (4, 54392240), (5, 43513792), (7, 31081280), (8, 27196120), (10, 21756896), (14, 15540640), (16, 13598060), (20, 10878448), (23, 9459520), (28, 7770320), (32, 6799030), (35, 6216256), (40, 5439224), (41, 5306560), (46, 4729760), (56, 3885160), (64, 3399515), (70, 3108128), (80, 2719612), (82, 2653280), (92, 2364880), (103, 2112320), (112, 1942580), (115, 1891904), (140, 1554064), (160, 1359806), (161, 1351360), (164, 1326640), (184, 1182440), (205, 1061312), (206, 1056160), (224, 971290), (230, 945952), (280, 777032), (287, 758080), (320, 679903), (322, 675680), (328, 663320), (368, 591220), (410, 530656), (412, 528080), (448, 485645), (460, 472976), (515, 422464), (560, 388516), (574, 379040), (644, 337840), (656, 331660), (721, 301760), (736, 295610), (805, 270272), (820, 265328), (824, 264040), (920, 236488), (943, 230720), (1030, 211232), (1120, 194258), (1148, 189520), (1288, 168920), (1312, 165830), (1435, 151616), (1442, 150880), (1472, 147805), (1610, 135136), (1640, 132664), (1648, 132020), (1840, 118244), (1886, 115360), (2060, 105616), (2240, 97129), (2296, 94760), (2369, 91840), (2576, 84460), (2624, 82915), (2870, 75808), (2884, 75440), (3220, 67568), (3280, 66332), (3296, 66010), (3605, 60352), (3680, 59122), (3772, 57680), (4120, 52808), (4223, 51520), (4592, 47380), (4715, 46144), (4738, 45920), (5152, 42230), (5740, 37904), (5768, 37720), (6440, 33784), (6560, 33166), (6592, 33005), (6601, 32960), (7210, 30176), (7360, 29561), (7544, 28840), (8240, 26404), (8446, 25760), (9184, 23690), (9430, 23072), (9476, 22960), (10304, 21115), (11480, 18952), (11536, 18860), (11845, 18368), (12880, 16892), (13120, 16583), (13202, 16480), (14420, 15088)]