620494848

素因数分解:

$2^{18}\times 3^2\times {\mathrm{263}}^1$

素因数の和:305

約数の個数: 114

約数和(自身を含む): 1799352984

約数和(自身を除く): 1178858136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 263, 288, 384, 512, 526, 576, 768, 789, 1024, 1052, 1152, 1536, 1578, 2048, 2104, 2304, 2367, 3072, 3156, 4096, 4208, 4608, 4734, 6144, 6312, 8192, 8416, 9216, 9468, 12288, 12624, 16384, 16832, 18432, 18936, 24576, 25248, 32768, 33664, 36864, 37872, 49152, 50496, 65536, 67328, 73728, 75744, 98304, 100992, 131072, 134656, 147456, 151488, 196608, 201984, 262144, 269312, 294912, 302976, 393216, 403968, 538624, 589824, 605952, 786432, 807936, 1077248, 1179648, 1211904, 1615872, 2154496, 2359296, 2423808, 3231744, 4308992, 4847616, 6463488, 8617984, 9695232, 12926976, 17235968, 19390464, 25853952, 34471936, 38780928, 51707904, 68943872, 77561856, 103415808, 155123712, 206831616, 310247424, 620494848]

約数ペア:

[(1, 620494848), (2, 310247424), (3, 206831616), (4, 155123712), (6, 103415808), (8, 77561856), (9, 68943872), (12, 51707904), (16, 38780928), (18, 34471936), (24, 25853952), (32, 19390464), (36, 17235968), (48, 12926976), (64, 9695232), (72, 8617984), (96, 6463488), (128, 4847616), (144, 4308992), (192, 3231744), (256, 2423808), (263, 2359296), (288, 2154496), (384, 1615872), (512, 1211904), (526, 1179648), (576, 1077248), (768, 807936), (789, 786432), (1024, 605952), (1052, 589824), (1152, 538624), (1536, 403968), (1578, 393216), (2048, 302976), (2104, 294912), (2304, 269312), (2367, 262144), (3072, 201984), (3156, 196608), (4096, 151488), (4208, 147456), (4608, 134656), (4734, 131072), (6144, 100992), (6312, 98304), (8192, 75744), (8416, 73728), (9216, 67328), (9468, 65536), (12288, 50496), (12624, 49152), (16384, 37872), (16832, 36864), (18432, 33664), (18936, 32768), (24576, 25248)]