128974848

素因数分解:

$2^{20}\times 3^1\times {\mathrm{41}}^1$

素因数の和:84

約数の個数: 84

約数和(自身を含む): 352321368

約数和(自身を除く): 223346520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 256, 328, 384, 492, 512, 656, 768, 984, 1024, 1312, 1536, 1968, 2048, 2624, 3072, 3936, 4096, 5248, 6144, 7872, 8192, 10496, 12288, 15744, 16384, 20992, 24576, 31488, 32768, 41984, 49152, 62976, 65536, 83968, 98304, 125952, 131072, 167936, 196608, 251904, 262144, 335872, 393216, 503808, 524288, 671744, 786432, 1007616, 1048576, 1343488, 1572864, 2015232, 2686976, 3145728, 4030464, 5373952, 8060928, 10747904, 16121856, 21495808, 32243712, 42991616, 64487424, 128974848]

約数ペア:

[(1, 128974848), (2, 64487424), (3, 42991616), (4, 32243712), (6, 21495808), (8, 16121856), (12, 10747904), (16, 8060928), (24, 5373952), (32, 4030464), (41, 3145728), (48, 2686976), (64, 2015232), (82, 1572864), (96, 1343488), (123, 1048576), (128, 1007616), (164, 786432), (192, 671744), (246, 524288), (256, 503808), (328, 393216), (384, 335872), (492, 262144), (512, 251904), (656, 196608), (768, 167936), (984, 131072), (1024, 125952), (1312, 98304), (1536, 83968), (1968, 65536), (2048, 62976), (2624, 49152), (3072, 41984), (3936, 32768), (4096, 31488), (5248, 24576), (6144, 20992), (7872, 16384), (8192, 15744), (10496, 12288)]