268930816

素因数分解:

$2^8\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1949}}^1$

素因数の和:1990

約数の個数: 108

約数和(自身を含む): 681571800

約数和(自身を除く): 412640984

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 128, 154, 176, 196, 224, 256, 308, 352, 392, 448, 539, 616, 704, 784, 896, 1078, 1232, 1408, 1568, 1792, 1949, 2156, 2464, 2816, 3136, 3898, 4312, 4928, 6272, 7796, 8624, 9856, 12544, 13643, 15592, 17248, 19712, 21439, 27286, 31184, 34496, 42878, 54572, 62368, 68992, 85756, 95501, 109144, 124736, 137984, 150073, 171512, 191002, 218288, 249472, 300146, 343024, 382004, 436576, 498944, 600292, 686048, 764008, 873152, 1050511, 1200584, 1372096, 1528016, 1746304, 2101022, 2401168, 2744192, 3056032, 3492608, 4202044, 4802336, 5488384, 6112064, 8404088, 9604672, 12224128, 16808176, 19209344, 24448256, 33616352, 38418688, 67232704, 134465408, 268930816]

約数ペア:

[(1, 268930816), (2, 134465408), (4, 67232704), (7, 38418688), (8, 33616352), (11, 24448256), (14, 19209344), (16, 16808176), (22, 12224128), (28, 9604672), (32, 8404088), (44, 6112064), (49, 5488384), (56, 4802336), (64, 4202044), (77, 3492608), (88, 3056032), (98, 2744192), (112, 2401168), (128, 2101022), (154, 1746304), (176, 1528016), (196, 1372096), (224, 1200584), (256, 1050511), (308, 873152), (352, 764008), (392, 686048), (448, 600292), (539, 498944), (616, 436576), (704, 382004), (784, 343024), (896, 300146), (1078, 249472), (1232, 218288), (1408, 191002), (1568, 171512), (1792, 150073), (1949, 137984), (2156, 124736), (2464, 109144), (2816, 95501), (3136, 85756), (3898, 68992), (4312, 62368), (4928, 54572), (6272, 42878), (7796, 34496), (8624, 31184), (9856, 27286), (12544, 21439), (13643, 19712), (15592, 17248)]