203913574144

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1\times {\mathrm{2999}}^1$

素因数の和:5038

約数の個数: 144

約数和(自身を含む): 490069440000

約数和(自身を除く): 286155865856

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 1997, 2128, 2432, 2999, 3994, 4256, 4864, 5998, 7988, 8512, 11996, 13979, 15976, 17024, 20993, 23992, 27958, 31952, 34048, 37943, 41986, 47984, 55916, 56981, 63904, 75886, 83972, 95968, 111832, 113962, 127808, 151772, 167944, 191936, 223664, 227924, 255616, 265601, 303544, 335888, 383872, 398867, 447328, 455848, 511232, 531202, 607088, 671776, 767744, 797734, 894656, 911696, 1062404, 1214176, 1343552, 1595468, 1789312, 1823392, 2124808, 2428352, 2687104, 3190936, 3578624, 3646784, 4249616, 4856704, 5374208, 5989003, 6381872, 7293568, 8499232, 9713408, 11978006, 12763744, 14587136, 16998464, 23956012, 25527488, 33996928, 41923021, 47912024, 51054976, 67993856, 83846042, 95824048, 102109952, 113791057, 167692084, 191648096, 227582114, 335384168, 383296192, 455164228, 670768336, 766592384, 796537399, 910328456, 1341536672, 1533184768, 1593074798, 1820656912, 2683073344, 3186149596, 3641313824, 5366146688, 6372299192, 7282627648, 10732293376, 12744598384, 14565255296, 25489196768, 29130510592, 50978393536, 101956787072, 203913574144]

約数ペア:

[(1, 203913574144), (2, 101956787072), (4, 50978393536), (7, 29130510592), (8, 25489196768), (14, 14565255296), (16, 12744598384), (19, 10732293376), (28, 7282627648), (32, 6372299192), (38, 5366146688), (56, 3641313824), (64, 3186149596), (76, 2683073344), (112, 1820656912), (128, 1593074798), (133, 1533184768), (152, 1341536672), (224, 910328456), (256, 796537399), (266, 766592384), (304, 670768336), (448, 455164228), (532, 383296192), (608, 335384168), (896, 227582114), (1064, 191648096), (1216, 167692084), (1792, 113791057), (1997, 102109952), (2128, 95824048), (2432, 83846042), (2999, 67993856), (3994, 51054976), (4256, 47912024), (4864, 41923021), (5998, 33996928), (7988, 25527488), (8512, 23956012), (11996, 16998464), (13979, 14587136), (15976, 12763744), (17024, 11978006), (20993, 9713408), (23992, 8499232), (27958, 7293568), (31952, 6381872), (34048, 5989003), (37943, 5374208), (41986, 4856704), (47984, 4249616), (55916, 3646784), (56981, 3578624), (63904, 3190936), (75886, 2687104), (83972, 2428352), (95968, 2124808), (111832, 1823392), (113962, 1789312), (127808, 1595468), (151772, 1343552), (167944, 1214176), (191936, 1062404), (223664, 911696), (227924, 894656), (255616, 797734), (265601, 767744), (303544, 671776), (335888, 607088), (383872, 531202), (398867, 511232), (447328, 455848)]