639091712

素因数分解:

$2^{10}\times 7^2\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:352

約数の個数: 132

約数和(自身を含む): 1523361024

約数和(自身を除く): 884269312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 64, 94, 98, 112, 128, 188, 196, 224, 256, 271, 329, 376, 392, 448, 512, 542, 658, 752, 784, 896, 1024, 1084, 1316, 1504, 1568, 1792, 1897, 2168, 2303, 2632, 3008, 3136, 3584, 3794, 4336, 4606, 5264, 6016, 6272, 7168, 7588, 8672, 9212, 10528, 12032, 12544, 12737, 13279, 15176, 17344, 18424, 21056, 24064, 25088, 25474, 26558, 30352, 34688, 36848, 42112, 48128, 50176, 50948, 53116, 60704, 69376, 73696, 84224, 89159, 101896, 106232, 121408, 138752, 147392, 168448, 178318, 203792, 212464, 242816, 277504, 294784, 336896, 356636, 407584, 424928, 485632, 589568, 624113, 713272, 815168, 849856, 971264, 1179136, 1248226, 1426544, 1630336, 1699712, 1942528, 2358272, 2496452, 2853088, 3260672, 3399424, 4992904, 5706176, 6521344, 6798848, 9985808, 11412352, 13042688, 13597696, 19971616, 22824704, 39943232, 45649408, 79886464, 91298816, 159772928, 319545856, 639091712]

約数ペア:

[(1, 639091712), (2, 319545856), (4, 159772928), (7, 91298816), (8, 79886464), (14, 45649408), (16, 39943232), (28, 22824704), (32, 19971616), (47, 13597696), (49, 13042688), (56, 11412352), (64, 9985808), (94, 6798848), (98, 6521344), (112, 5706176), (128, 4992904), (188, 3399424), (196, 3260672), (224, 2853088), (256, 2496452), (271, 2358272), (329, 1942528), (376, 1699712), (392, 1630336), (448, 1426544), (512, 1248226), (542, 1179136), (658, 971264), (752, 849856), (784, 815168), (896, 713272), (1024, 624113), (1084, 589568), (1316, 485632), (1504, 424928), (1568, 407584), (1792, 356636), (1897, 336896), (2168, 294784), (2303, 277504), (2632, 242816), (3008, 212464), (3136, 203792), (3584, 178318), (3794, 168448), (4336, 147392), (4606, 138752), (5264, 121408), (6016, 106232), (6272, 101896), (7168, 89159), (7588, 84224), (8672, 73696), (9212, 69376), (10528, 60704), (12032, 53116), (12544, 50948), (12737, 50176), (13279, 48128), (15176, 42112), (17344, 36848), (18424, 34688), (21056, 30352), (24064, 26558), (25088, 25474)]