257685696

素因数分解:

$2^6\times 3^2\times {\mathrm{71}}^1\times {\mathrm{6301}}^1$

素因数の和:6390

約数の個数: 84

約数和(自身を含む): 749131344

約数和(自身を除く): 491445648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 71, 72, 96, 142, 144, 192, 213, 284, 288, 426, 568, 576, 639, 852, 1136, 1278, 1704, 2272, 2556, 3408, 4544, 5112, 6301, 6816, 10224, 12602, 13632, 18903, 20448, 25204, 37806, 40896, 50408, 56709, 75612, 100816, 113418, 151224, 201632, 226836, 302448, 403264, 447371, 453672, 604896, 894742, 907344, 1209792, 1342113, 1789484, 1814688, 2684226, 3578968, 3629376, 4026339, 5368452, 7157936, 8052678, 10736904, 14315872, 16105356, 21473808, 28631744, 32210712, 42947616, 64421424, 85895232, 128842848, 257685696]

約数ペア:

[(1, 257685696), (2, 128842848), (3, 85895232), (4, 64421424), (6, 42947616), (8, 32210712), (9, 28631744), (12, 21473808), (16, 16105356), (18, 14315872), (24, 10736904), (32, 8052678), (36, 7157936), (48, 5368452), (64, 4026339), (71, 3629376), (72, 3578968), (96, 2684226), (142, 1814688), (144, 1789484), (192, 1342113), (213, 1209792), (284, 907344), (288, 894742), (426, 604896), (568, 453672), (576, 447371), (639, 403264), (852, 302448), (1136, 226836), (1278, 201632), (1704, 151224), (2272, 113418), (2556, 100816), (3408, 75612), (4544, 56709), (5112, 50408), (6301, 40896), (6816, 37806), (10224, 25204), (12602, 20448), (13632, 18903)]