209947968

素因数分解:

$2^6\times 3^2\times {\mathrm{389}}^1\times {\mathrm{937}}^1$

素因数の和:1344

約数の個数: 84

約数和(自身を含む): 603968820

約数和(自身を除く): 394020852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 389, 576, 778, 937, 1167, 1556, 1874, 2334, 2811, 3112, 3501, 3748, 4668, 5622, 6224, 7002, 7496, 8433, 9336, 11244, 12448, 14004, 14992, 16866, 18672, 22488, 24896, 28008, 29984, 33732, 37344, 44976, 56016, 59968, 67464, 74688, 89952, 112032, 134928, 179904, 224064, 269856, 364493, 539712, 728986, 1093479, 1457972, 2186958, 2915944, 3280437, 4373916, 5831888, 6560874, 8747832, 11663776, 13121748, 17495664, 23327552, 26243496, 34991328, 52486992, 69982656, 104973984, 209947968]

約数ペア:

[(1, 209947968), (2, 104973984), (3, 69982656), (4, 52486992), (6, 34991328), (8, 26243496), (9, 23327552), (12, 17495664), (16, 13121748), (18, 11663776), (24, 8747832), (32, 6560874), (36, 5831888), (48, 4373916), (64, 3280437), (72, 2915944), (96, 2186958), (144, 1457972), (192, 1093479), (288, 728986), (389, 539712), (576, 364493), (778, 269856), (937, 224064), (1167, 179904), (1556, 134928), (1874, 112032), (2334, 89952), (2811, 74688), (3112, 67464), (3501, 59968), (3748, 56016), (4668, 44976), (5622, 37344), (6224, 33732), (7002, 29984), (7496, 28008), (8433, 24896), (9336, 22488), (11244, 18672), (12448, 16866), (14004, 14992)]