271778416

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2557}}^1$

素因数の和:2658

約数の個数: 80

約数和(自身を含む): 657221824

約数和(自身を除く): 385443408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 73, 91, 104, 112, 146, 182, 208, 292, 364, 511, 584, 728, 949, 1022, 1168, 1456, 1898, 2044, 2557, 3796, 4088, 5114, 6643, 7592, 8176, 10228, 13286, 15184, 17899, 20456, 26572, 33241, 35798, 40912, 53144, 66482, 71596, 106288, 132964, 143192, 186661, 232687, 265928, 286384, 373322, 465374, 531856, 746644, 930748, 1306627, 1493288, 1861496, 2426593, 2613254, 2986576, 3722992, 4853186, 5226508, 9706372, 10453016, 16986151, 19412744, 20906032, 33972302, 38825488, 67944604, 135889208, 271778416]

約数ペア:

[(1, 271778416), (2, 135889208), (4, 67944604), (7, 38825488), (8, 33972302), (13, 20906032), (14, 19412744), (16, 16986151), (26, 10453016), (28, 9706372), (52, 5226508), (56, 4853186), (73, 3722992), (91, 2986576), (104, 2613254), (112, 2426593), (146, 1861496), (182, 1493288), (208, 1306627), (292, 930748), (364, 746644), (511, 531856), (584, 465374), (728, 373322), (949, 286384), (1022, 265928), (1168, 232687), (1456, 186661), (1898, 143192), (2044, 132964), (2557, 106288), (3796, 71596), (4088, 66482), (5114, 53144), (6643, 40912), (7592, 35798), (8176, 33241), (10228, 26572), (13286, 20456), (15184, 17899)]