255765888

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:254

約数の個数: 288

約数和(自身を含む): 897914160

約数和(自身を除く): 642148272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 49, 56, 63, 64, 69, 72, 84, 92, 96, 98, 112, 126, 128, 138, 144, 147, 161, 168, 184, 192, 196, 197, 207, 224, 252, 276, 288, 294, 322, 336, 368, 384, 392, 394, 414, 441, 448, 483, 504, 552, 576, 588, 591, 644, 672, 736, 784, 788, 828, 882, 896, 966, 1008, 1104, 1127, 1152, 1176, 1182, 1288, 1344, 1379, 1449, 1472, 1568, 1576, 1656, 1764, 1773, 1932, 2016, 2208, 2254, 2352, 2364, 2576, 2688, 2758, 2898, 2944, 3136, 3152, 3312, 3381, 3528, 3546, 3864, 4032, 4137, 4416, 4508, 4531, 4704, 4728, 5152, 5516, 5796, 6272, 6304, 6624, 6762, 7056, 7092, 7728, 8064, 8274, 8832, 9016, 9062, 9408, 9456, 9653, 10143, 10304, 11032, 11592, 12411, 12608, 13248, 13524, 13593, 14112, 14184, 15456, 16548, 18032, 18124, 18816, 18912, 19306, 20286, 20608, 22064, 23184, 24822, 25216, 26496, 27048, 27186, 28224, 28368, 28959, 30912, 31717, 33096, 36064, 36248, 37824, 38612, 40572, 40779, 44128, 46368, 49644, 54096, 54372, 56448, 56736, 57918, 61824, 63434, 66192, 72128, 72496, 75648, 77224, 81144, 81558, 86877, 88256, 92736, 95151, 99288, 108192, 108744, 113472, 115836, 126868, 132384, 144256, 144992, 154448, 162288, 163116, 173754, 176512, 185472, 190302, 198576, 216384, 217488, 222019, 226944, 231672, 253736, 264768, 285453, 289984, 308896, 324576, 326232, 347508, 380604, 397152, 432768, 434976, 444038, 463344, 507472, 529536, 570906, 579968, 617792, 649152, 652464, 666057, 695016, 761208, 794304, 869952, 888076, 926688, 1014944, 1141812, 1235584, 1298304, 1304928, 1332114, 1390032, 1522416, 1588608, 1739904, 1776152, 1853376, 1998171, 2029888, 2283624, 2609856, 2664228, 2780064, 3044832, 3552304, 3706752, 3996342, 4059776, 4567248, 5219712, 5328456, 5560128, 6089664, 7104608, 7992684, 9134496, 10656912, 11120256, 12179328, 14209216, 15985368, 18268992, 21313824, 28418432, 31970736, 36537984, 42627648, 63941472, 85255296, 127882944, 255765888]

約数ペア:

[(1, 255765888), (2, 127882944), (3, 85255296), (4, 63941472), (6, 42627648), (7, 36537984), (8, 31970736), (9, 28418432), (12, 21313824), (14, 18268992), (16, 15985368), (18, 14209216), (21, 12179328), (23, 11120256), (24, 10656912), (28, 9134496), (32, 7992684), (36, 7104608), (42, 6089664), (46, 5560128), (48, 5328456), (49, 5219712), (56, 4567248), (63, 4059776), (64, 3996342), (69, 3706752), (72, 3552304), (84, 3044832), (92, 2780064), (96, 2664228), (98, 2609856), (112, 2283624), (126, 2029888), (128, 1998171), (138, 1853376), (144, 1776152), (147, 1739904), (161, 1588608), (168, 1522416), (184, 1390032), (192, 1332114), (196, 1304928), (197, 1298304), (207, 1235584), (224, 1141812), (252, 1014944), (276, 926688), (288, 888076), (294, 869952), (322, 794304), (336, 761208), (368, 695016), (384, 666057), (392, 652464), (394, 649152), (414, 617792), (441, 579968), (448, 570906), (483, 529536), (504, 507472), (552, 463344), (576, 444038), (588, 434976), (591, 432768), (644, 397152), (672, 380604), (736, 347508), (784, 326232), (788, 324576), (828, 308896), (882, 289984), (896, 285453), (966, 264768), (1008, 253736), (1104, 231672), (1127, 226944), (1152, 222019), (1176, 217488), (1182, 216384), (1288, 198576), (1344, 190302), (1379, 185472), (1449, 176512), (1472, 173754), (1568, 163116), (1576, 162288), (1656, 154448), (1764, 144992), (1773, 144256), (1932, 132384), (2016, 126868), (2208, 115836), (2254, 113472), (2352, 108744), (2364, 108192), (2576, 99288), (2688, 95151), (2758, 92736), (2898, 88256), (2944, 86877), (3136, 81558), (3152, 81144), (3312, 77224), (3381, 75648), (3528, 72496), (3546, 72128), (3864, 66192), (4032, 63434), (4137, 61824), (4416, 57918), (4508, 56736), (4531, 56448), (4704, 54372), (4728, 54096), (5152, 49644), (5516, 46368), (5796, 44128), (6272, 40779), (6304, 40572), (6624, 38612), (6762, 37824), (7056, 36248), (7092, 36064), (7728, 33096), (8064, 31717), (8274, 30912), (8832, 28959), (9016, 28368), (9062, 28224), (9408, 27186), (9456, 27048), (9653, 26496), (10143, 25216), (10304, 24822), (11032, 23184), (11592, 22064), (12411, 20608), (12608, 20286), (13248, 19306), (13524, 18912), (13593, 18816), (14112, 18124), (14184, 18032), (15456, 16548)]