639980379136

素因数分解:

$2^{10}\times 7^2\times {\mathrm{263}}^1\times {\mathrm{48497}}^1$

素因数の和:48794

約数の個数: 132

約数和(自身を含む): 1493896309488

約数和(自身を除く): 853915930352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 263, 392, 448, 512, 526, 784, 896, 1024, 1052, 1568, 1792, 1841, 2104, 3136, 3584, 3682, 4208, 6272, 7168, 7364, 8416, 12544, 12887, 14728, 16832, 25088, 25774, 29456, 33664, 48497, 50176, 51548, 58912, 67328, 96994, 103096, 117824, 134656, 193988, 206192, 235648, 269312, 339479, 387976, 412384, 471296, 678958, 775952, 824768, 942592, 1357916, 1551904, 1649536, 1885184, 2376353, 2715832, 3103808, 3299072, 4752706, 5431664, 6207616, 6598144, 9505412, 10863328, 12415232, 12754711, 13196288, 19010824, 21726656, 24830464, 25509422, 38021648, 43453312, 49660928, 51018844, 76043296, 86906624, 89282977, 102037688, 152086592, 173813248, 178565954, 204075376, 304173184, 347626496, 357131908, 408150752, 608346368, 624980839, 714263816, 816301504, 1216692736, 1249961678, 1428527632, 1632603008, 2433385472, 2499923356, 2857055264, 3265206016, 4999846712, 5714110528, 6530412032, 9999693424, 11428221056, 13060824064, 19999386848, 22856442112, 39998773696, 45712884224, 79997547392, 91425768448, 159995094784, 319990189568, 639980379136]

約数ペア:

[(1, 639980379136), (2, 319990189568), (4, 159995094784), (7, 91425768448), (8, 79997547392), (14, 45712884224), (16, 39998773696), (28, 22856442112), (32, 19999386848), (49, 13060824064), (56, 11428221056), (64, 9999693424), (98, 6530412032), (112, 5714110528), (128, 4999846712), (196, 3265206016), (224, 2857055264), (256, 2499923356), (263, 2433385472), (392, 1632603008), (448, 1428527632), (512, 1249961678), (526, 1216692736), (784, 816301504), (896, 714263816), (1024, 624980839), (1052, 608346368), (1568, 408150752), (1792, 357131908), (1841, 347626496), (2104, 304173184), (3136, 204075376), (3584, 178565954), (3682, 173813248), (4208, 152086592), (6272, 102037688), (7168, 89282977), (7364, 86906624), (8416, 76043296), (12544, 51018844), (12887, 49660928), (14728, 43453312), (16832, 38021648), (25088, 25509422), (25774, 24830464), (29456, 21726656), (33664, 19010824), (48497, 13196288), (50176, 12754711), (51548, 12415232), (58912, 10863328), (67328, 9505412), (96994, 6598144), (103096, 6207616), (117824, 5431664), (134656, 4752706), (193988, 3299072), (206192, 3103808), (235648, 2715832), (269312, 2376353), (339479, 1885184), (387976, 1649536), (412384, 1551904), (471296, 1357916), (678958, 942592), (775952, 824768)]