264587008

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^2\times {\mathrm{409}}^1$

素因数の和:470

約数の個数: 108

約数和(自身を含む): 638586480

約数和(自身を除く): 373999472

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 361, 409, 448, 532, 608, 722, 818, 896, 1064, 1216, 1444, 1636, 1792, 2128, 2432, 2527, 2863, 2888, 3272, 4256, 4864, 5054, 5726, 5776, 6544, 7771, 8512, 10108, 11452, 11552, 13088, 15542, 17024, 20216, 22904, 23104, 26176, 31084, 34048, 40432, 45808, 46208, 52352, 54397, 62168, 80864, 91616, 92416, 104704, 108794, 124336, 147649, 161728, 183232, 217588, 248672, 295298, 323456, 366464, 435176, 497344, 590596, 646912, 732928, 870352, 994688, 1033543, 1181192, 1740704, 1989376, 2067086, 2362384, 3481408, 4134172, 4724768, 6962816, 8268344, 9449536, 13925632, 16536688, 18899072, 33073376, 37798144, 66146752, 132293504, 264587008]

約数ペア:

[(1, 264587008), (2, 132293504), (4, 66146752), (7, 37798144), (8, 33073376), (14, 18899072), (16, 16536688), (19, 13925632), (28, 9449536), (32, 8268344), (38, 6962816), (56, 4724768), (64, 4134172), (76, 3481408), (112, 2362384), (128, 2067086), (133, 1989376), (152, 1740704), (224, 1181192), (256, 1033543), (266, 994688), (304, 870352), (361, 732928), (409, 646912), (448, 590596), (532, 497344), (608, 435176), (722, 366464), (818, 323456), (896, 295298), (1064, 248672), (1216, 217588), (1444, 183232), (1636, 161728), (1792, 147649), (2128, 124336), (2432, 108794), (2527, 104704), (2863, 92416), (2888, 91616), (3272, 80864), (4256, 62168), (4864, 54397), (5054, 52352), (5726, 46208), (5776, 45808), (6544, 40432), (7771, 34048), (8512, 31084), (10108, 26176), (11452, 23104), (11552, 22904), (13088, 20216), (15542, 17024)]