257566848

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:347

約数の個数: 256

約数和(自身を含む): 883630080

約数和(自身を除く): 626063232

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 32, 33, 42, 44, 48, 56, 62, 64, 66, 77, 84, 88, 93, 96, 112, 124, 128, 132, 154, 168, 176, 186, 192, 217, 224, 231, 248, 264, 281, 308, 336, 341, 352, 372, 384, 434, 448, 462, 496, 528, 562, 616, 651, 672, 682, 704, 744, 843, 868, 896, 924, 992, 1023, 1056, 1124, 1232, 1302, 1344, 1364, 1408, 1488, 1686, 1736, 1848, 1967, 1984, 2046, 2112, 2248, 2387, 2464, 2604, 2688, 2728, 2976, 3091, 3372, 3472, 3696, 3934, 3968, 4092, 4224, 4496, 4774, 4928, 5208, 5456, 5901, 5952, 6182, 6744, 6944, 7161, 7392, 7868, 8184, 8711, 8992, 9273, 9548, 9856, 10416, 10912, 11802, 11904, 12364, 13488, 13888, 14322, 14784, 15736, 16368, 17422, 17984, 18546, 19096, 20832, 21637, 21824, 23604, 24728, 26133, 26976, 27776, 28644, 29568, 31472, 32736, 34844, 35968, 37092, 38192, 41664, 43274, 43648, 47208, 49456, 52266, 53952, 57288, 60977, 62944, 64911, 65472, 69688, 74184, 76384, 83328, 86548, 94416, 95821, 98912, 104532, 107904, 114576, 121954, 125888, 129822, 130944, 139376, 148368, 152768, 173096, 182931, 188832, 191642, 197824, 209064, 229152, 243908, 251776, 259644, 278752, 287463, 296736, 305536, 346192, 365862, 377664, 383284, 395648, 418128, 458304, 487816, 519288, 557504, 574926, 593472, 670747, 692384, 731724, 755328, 766568, 836256, 916608, 975632, 1038576, 1115008, 1149852, 1186944, 1341494, 1384768, 1463448, 1533136, 1672512, 1951264, 2012241, 2077152, 2299704, 2682988, 2769536, 2926896, 3066272, 3345024, 3902528, 4024482, 4154304, 4599408, 5365976, 5853792, 6132544, 7805056, 8048964, 8308608, 9198816, 10731952, 11707584, 12265088, 16097928, 18397632, 21463904, 23415168, 32195856, 36795264, 42927808, 64391712, 85855616, 128783424, 257566848]

約数ペア:

[(1, 257566848), (2, 128783424), (3, 85855616), (4, 64391712), (6, 42927808), (7, 36795264), (8, 32195856), (11, 23415168), (12, 21463904), (14, 18397632), (16, 16097928), (21, 12265088), (22, 11707584), (24, 10731952), (28, 9198816), (31, 8308608), (32, 8048964), (33, 7805056), (42, 6132544), (44, 5853792), (48, 5365976), (56, 4599408), (62, 4154304), (64, 4024482), (66, 3902528), (77, 3345024), (84, 3066272), (88, 2926896), (93, 2769536), (96, 2682988), (112, 2299704), (124, 2077152), (128, 2012241), (132, 1951264), (154, 1672512), (168, 1533136), (176, 1463448), (186, 1384768), (192, 1341494), (217, 1186944), (224, 1149852), (231, 1115008), (248, 1038576), (264, 975632), (281, 916608), (308, 836256), (336, 766568), (341, 755328), (352, 731724), (372, 692384), (384, 670747), (434, 593472), (448, 574926), (462, 557504), (496, 519288), (528, 487816), (562, 458304), (616, 418128), (651, 395648), (672, 383284), (682, 377664), (704, 365862), (744, 346192), (843, 305536), (868, 296736), (896, 287463), (924, 278752), (992, 259644), (1023, 251776), (1056, 243908), (1124, 229152), (1232, 209064), (1302, 197824), (1344, 191642), (1364, 188832), (1408, 182931), (1488, 173096), (1686, 152768), (1736, 148368), (1848, 139376), (1967, 130944), (1984, 129822), (2046, 125888), (2112, 121954), (2248, 114576), (2387, 107904), (2464, 104532), (2604, 98912), (2688, 95821), (2728, 94416), (2976, 86548), (3091, 83328), (3372, 76384), (3472, 74184), (3696, 69688), (3934, 65472), (3968, 64911), (4092, 62944), (4224, 60977), (4496, 57288), (4774, 53952), (4928, 52266), (5208, 49456), (5456, 47208), (5901, 43648), (5952, 43274), (6182, 41664), (6744, 38192), (6944, 37092), (7161, 35968), (7392, 34844), (7868, 32736), (8184, 31472), (8711, 29568), (8992, 28644), (9273, 27776), (9548, 26976), (9856, 26133), (10416, 24728), (10912, 23604), (11802, 21824), (11904, 21637), (12364, 20832), (13488, 19096), (13888, 18546), (14322, 17984), (14784, 17422), (15736, 16368)]