638926848

素因数分解:

$2^{14}\times 3^2\times 7^1\times {\mathrm{619}}^1$

素因数の和:660

約数の個数: 180

約数和(自身を含む): 2112816160

約数和(自身を除く): 1473889312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 619, 672, 768, 896, 1008, 1024, 1152, 1238, 1344, 1536, 1792, 1857, 2016, 2048, 2304, 2476, 2688, 3072, 3584, 3714, 4032, 4096, 4333, 4608, 4952, 5376, 5571, 6144, 7168, 7428, 8064, 8192, 8666, 9216, 9904, 10752, 11142, 12288, 12999, 14336, 14856, 16128, 16384, 17332, 18432, 19808, 21504, 22284, 24576, 25998, 28672, 29712, 32256, 34664, 36864, 38997, 39616, 43008, 44568, 49152, 51996, 57344, 59424, 64512, 69328, 73728, 77994, 79232, 86016, 89136, 103992, 114688, 118848, 129024, 138656, 147456, 155988, 158464, 172032, 178272, 207984, 237696, 258048, 277312, 311976, 316928, 344064, 356544, 415968, 475392, 516096, 554624, 623952, 633856, 713088, 831936, 950784, 1032192, 1109248, 1247904, 1267712, 1426176, 1663872, 1901568, 2218496, 2495808, 2535424, 2852352, 3327744, 3803136, 4436992, 4991616, 5070848, 5704704, 6655488, 7606272, 8873984, 9983232, 10141696, 11409408, 13310976, 15212544, 17747968, 19966464, 22818816, 26621952, 30425088, 35495936, 39932928, 45637632, 53243904, 70991872, 79865856, 91275264, 106487808, 159731712, 212975616, 319463424, 638926848]

約数ペア:

[(1, 638926848), (2, 319463424), (3, 212975616), (4, 159731712), (6, 106487808), (7, 91275264), (8, 79865856), (9, 70991872), (12, 53243904), (14, 45637632), (16, 39932928), (18, 35495936), (21, 30425088), (24, 26621952), (28, 22818816), (32, 19966464), (36, 17747968), (42, 15212544), (48, 13310976), (56, 11409408), (63, 10141696), (64, 9983232), (72, 8873984), (84, 7606272), (96, 6655488), (112, 5704704), (126, 5070848), (128, 4991616), (144, 4436992), (168, 3803136), (192, 3327744), (224, 2852352), (252, 2535424), (256, 2495808), (288, 2218496), (336, 1901568), (384, 1663872), (448, 1426176), (504, 1267712), (512, 1247904), (576, 1109248), (619, 1032192), (672, 950784), (768, 831936), (896, 713088), (1008, 633856), (1024, 623952), (1152, 554624), (1238, 516096), (1344, 475392), (1536, 415968), (1792, 356544), (1857, 344064), (2016, 316928), (2048, 311976), (2304, 277312), (2476, 258048), (2688, 237696), (3072, 207984), (3584, 178272), (3714, 172032), (4032, 158464), (4096, 155988), (4333, 147456), (4608, 138656), (4952, 129024), (5376, 118848), (5571, 114688), (6144, 103992), (7168, 89136), (7428, 86016), (8064, 79232), (8192, 77994), (8666, 73728), (9216, 69328), (9904, 64512), (10752, 59424), (11142, 57344), (12288, 51996), (12999, 49152), (14336, 44568), (14856, 43008), (16128, 39616), (16384, 38997), (17332, 36864), (18432, 34664), (19808, 32256), (21504, 29712), (22284, 28672), (24576, 25998)]