256900608

素因数分解:

$2^9\times 3^2\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:504

約数の個数: 120

約数和(自身を含む): 747829368

約数和(自身を除く): 490928760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 197, 256, 283, 288, 384, 394, 512, 566, 576, 591, 768, 788, 849, 1132, 1152, 1182, 1536, 1576, 1698, 1773, 2264, 2304, 2364, 2547, 3152, 3396, 3546, 4528, 4608, 4728, 5094, 6304, 6792, 7092, 9056, 9456, 10188, 12608, 13584, 14184, 18112, 18912, 20376, 25216, 27168, 28368, 36224, 37824, 40752, 50432, 54336, 55751, 56736, 72448, 75648, 81504, 100864, 108672, 111502, 113472, 144896, 151296, 163008, 167253, 217344, 223004, 226944, 302592, 326016, 334506, 434688, 446008, 453888, 501759, 652032, 669012, 892016, 907776, 1003518, 1304064, 1338024, 1784032, 2007036, 2676048, 3568064, 4014072, 5352096, 7136128, 8028144, 10704192, 14272256, 16056288, 21408384, 28544512, 32112576, 42816768, 64225152, 85633536, 128450304, 256900608]

約数ペア:

[(1, 256900608), (2, 128450304), (3, 85633536), (4, 64225152), (6, 42816768), (8, 32112576), (9, 28544512), (12, 21408384), (16, 16056288), (18, 14272256), (24, 10704192), (32, 8028144), (36, 7136128), (48, 5352096), (64, 4014072), (72, 3568064), (96, 2676048), (128, 2007036), (144, 1784032), (192, 1338024), (197, 1304064), (256, 1003518), (283, 907776), (288, 892016), (384, 669012), (394, 652032), (512, 501759), (566, 453888), (576, 446008), (591, 434688), (768, 334506), (788, 326016), (849, 302592), (1132, 226944), (1152, 223004), (1182, 217344), (1536, 167253), (1576, 163008), (1698, 151296), (1773, 144896), (2264, 113472), (2304, 111502), (2364, 108672), (2547, 100864), (3152, 81504), (3396, 75648), (3546, 72448), (4528, 56736), (4608, 55751), (4728, 54336), (5094, 50432), (6304, 40752), (6792, 37824), (7092, 36224), (9056, 28368), (9456, 27168), (10188, 25216), (12608, 20376), (13584, 18912), (14184, 18112)]