257847296

素因数分解:

$2^{12}\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:94

約数の個数: 156

約数和(自身を含む): 652265712

約数和(自身を除く): 394418416

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 56, 64, 68, 92, 112, 119, 128, 136, 161, 184, 224, 238, 256, 272, 322, 368, 391, 448, 476, 512, 529, 544, 644, 736, 782, 896, 952, 1024, 1058, 1088, 1288, 1472, 1564, 1792, 1904, 2048, 2116, 2176, 2576, 2737, 2944, 3128, 3584, 3703, 3808, 4096, 4232, 4352, 5152, 5474, 5888, 6256, 7168, 7406, 7616, 8464, 8704, 8993, 10304, 10948, 11776, 12512, 14336, 14812, 15232, 16928, 17408, 17986, 20608, 21896, 23552, 25024, 28672, 29624, 30464, 33856, 34816, 35972, 41216, 43792, 47104, 50048, 59248, 60928, 62951, 67712, 69632, 71944, 82432, 87584, 94208, 100096, 118496, 121856, 125902, 135424, 143888, 164864, 175168, 200192, 236992, 243712, 251804, 270848, 287776, 329728, 350336, 400384, 473984, 487424, 503608, 541696, 575552, 659456, 700672, 800768, 947968, 1007216, 1083392, 1151104, 1401344, 1601536, 1895936, 2014432, 2166784, 2302208, 2802688, 3791872, 4028864, 4604416, 5605376, 7583744, 8057728, 9208832, 11210752, 15167488, 16115456, 18417664, 32230912, 36835328, 64461824, 128923648, 257847296]

約数ペア:

[(1, 257847296), (2, 128923648), (4, 64461824), (7, 36835328), (8, 32230912), (14, 18417664), (16, 16115456), (17, 15167488), (23, 11210752), (28, 9208832), (32, 8057728), (34, 7583744), (46, 5605376), (56, 4604416), (64, 4028864), (68, 3791872), (92, 2802688), (112, 2302208), (119, 2166784), (128, 2014432), (136, 1895936), (161, 1601536), (184, 1401344), (224, 1151104), (238, 1083392), (256, 1007216), (272, 947968), (322, 800768), (368, 700672), (391, 659456), (448, 575552), (476, 541696), (512, 503608), (529, 487424), (544, 473984), (644, 400384), (736, 350336), (782, 329728), (896, 287776), (952, 270848), (1024, 251804), (1058, 243712), (1088, 236992), (1288, 200192), (1472, 175168), (1564, 164864), (1792, 143888), (1904, 135424), (2048, 125902), (2116, 121856), (2176, 118496), (2576, 100096), (2737, 94208), (2944, 87584), (3128, 82432), (3584, 71944), (3703, 69632), (3808, 67712), (4096, 62951), (4232, 60928), (4352, 59248), (5152, 50048), (5474, 47104), (5888, 43792), (6256, 41216), (7168, 35972), (7406, 34816), (7616, 33856), (8464, 30464), (8704, 29624), (8993, 28672), (10304, 25024), (10948, 23552), (11776, 21896), (12512, 20608), (14336, 17986), (14812, 17408), (15232, 16928)]