257252352

素因数分解:

$2^{10}\times 3^1\times 7^2\times {\mathrm{1709}}^1$

素因数の和:1746

約数の個数: 132

約数和(自身を含む): 798084360

約数和(自身を除く): 540832008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 384, 392, 448, 512, 588, 672, 768, 784, 896, 1024, 1176, 1344, 1536, 1568, 1709, 1792, 2352, 2688, 3072, 3136, 3418, 3584, 4704, 5127, 5376, 6272, 6836, 7168, 9408, 10254, 10752, 11963, 12544, 13672, 18816, 20508, 21504, 23926, 25088, 27344, 35889, 37632, 41016, 47852, 50176, 54688, 71778, 75264, 82032, 83741, 95704, 109376, 143556, 150528, 164064, 167482, 191408, 218752, 251223, 287112, 328128, 334964, 382816, 437504, 502446, 574224, 656256, 669928, 765632, 875008, 1004892, 1148448, 1312512, 1339856, 1531264, 1750016, 2009784, 2296896, 2625024, 2679712, 3062528, 4019568, 4593792, 5250048, 5359424, 6125056, 8039136, 9187584, 10718848, 12250112, 16078272, 18375168, 21437696, 32156544, 36750336, 42875392, 64313088, 85750784, 128626176, 257252352]

約数ペア:

[(1, 257252352), (2, 128626176), (3, 85750784), (4, 64313088), (6, 42875392), (7, 36750336), (8, 32156544), (12, 21437696), (14, 18375168), (16, 16078272), (21, 12250112), (24, 10718848), (28, 9187584), (32, 8039136), (42, 6125056), (48, 5359424), (49, 5250048), (56, 4593792), (64, 4019568), (84, 3062528), (96, 2679712), (98, 2625024), (112, 2296896), (128, 2009784), (147, 1750016), (168, 1531264), (192, 1339856), (196, 1312512), (224, 1148448), (256, 1004892), (294, 875008), (336, 765632), (384, 669928), (392, 656256), (448, 574224), (512, 502446), (588, 437504), (672, 382816), (768, 334964), (784, 328128), (896, 287112), (1024, 251223), (1176, 218752), (1344, 191408), (1536, 167482), (1568, 164064), (1709, 150528), (1792, 143556), (2352, 109376), (2688, 95704), (3072, 83741), (3136, 82032), (3418, 75264), (3584, 71778), (4704, 54688), (5127, 50176), (5376, 47852), (6272, 41016), (6836, 37632), (7168, 35889), (9408, 27344), (10254, 25088), (10752, 23926), (11963, 21504), (12544, 20508), (13672, 18816)]