256909824

素因数分解:

$2^9\times 3^2\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:590

約数の個数: 120

約数和(自身を含む): 748999680

約数和(自身を除く): 492089856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 127, 128, 144, 192, 254, 256, 288, 381, 384, 439, 508, 512, 576, 762, 768, 878, 1016, 1143, 1152, 1317, 1524, 1536, 1756, 2032, 2286, 2304, 2634, 3048, 3512, 3951, 4064, 4572, 4608, 5268, 6096, 7024, 7902, 8128, 9144, 10536, 12192, 14048, 15804, 16256, 18288, 21072, 24384, 28096, 31608, 32512, 36576, 42144, 48768, 55753, 56192, 63216, 65024, 73152, 84288, 97536, 111506, 112384, 126432, 146304, 167259, 168576, 195072, 223012, 224768, 252864, 292608, 334518, 337152, 446024, 501777, 505728, 585216, 669036, 674304, 892048, 1003554, 1011456, 1338072, 1784096, 2007108, 2022912, 2676144, 3568192, 4014216, 5352288, 7136384, 8028432, 10704576, 14272768, 16056864, 21409152, 28545536, 32113728, 42818304, 64227456, 85636608, 128454912, 256909824]

約数ペア:

[(1, 256909824), (2, 128454912), (3, 85636608), (4, 64227456), (6, 42818304), (8, 32113728), (9, 28545536), (12, 21409152), (16, 16056864), (18, 14272768), (24, 10704576), (32, 8028432), (36, 7136384), (48, 5352288), (64, 4014216), (72, 3568192), (96, 2676144), (127, 2022912), (128, 2007108), (144, 1784096), (192, 1338072), (254, 1011456), (256, 1003554), (288, 892048), (381, 674304), (384, 669036), (439, 585216), (508, 505728), (512, 501777), (576, 446024), (762, 337152), (768, 334518), (878, 292608), (1016, 252864), (1143, 224768), (1152, 223012), (1317, 195072), (1524, 168576), (1536, 167259), (1756, 146304), (2032, 126432), (2286, 112384), (2304, 111506), (2634, 97536), (3048, 84288), (3512, 73152), (3951, 65024), (4064, 63216), (4572, 56192), (4608, 55753), (5268, 48768), (6096, 42144), (7024, 36576), (7902, 32512), (8128, 31608), (9144, 28096), (10536, 24384), (12192, 21072), (14048, 18288), (15804, 16256)]