256198505472

素因数分解:

$2^{10}\times 3^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{373}}^1$

素因数の和:445

約数の個数: 990

約数和(自身を含む): 966275038278

約数和(自身を除く): 710076532806

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 49, 52, 54, 56, 63, 64, 72, 78, 81, 84, 91, 96, 98, 104, 108, 112, 117, 126, 128, 144, 147, 156, 162, 168, 169, 182, 189, 192, 196, 208, 216, 224, 234, 252, 256, 273, 288, 294, 312, 324, 336, 338, 351, 364, 373, 378, 384, 392, 416, 432, 441, 448, 468, 504, 507, 512, 546, 567, 576, 588, 624, 637, 648, 672, 676, 702, 728, 746, 756, 768, 784, 819, 832, 864, 882, 896, 936, 1008, 1014, 1024, 1053, 1092, 1119, 1134, 1152, 1176, 1183, 1248, 1274, 1296, 1323, 1344, 1352, 1404, 1456, 1492, 1512, 1521, 1536, 1568, 1638, 1664, 1728, 1764, 1792, 1872, 1911, 2016, 2028, 2106, 2184, 2238, 2268, 2304, 2352, 2366, 2457, 2496, 2548, 2592, 2611, 2646, 2688, 2704, 2808, 2912, 2984, 3024, 3042, 3072, 3136, 3276, 3328, 3357, 3456, 3528, 3549, 3584, 3744, 3822, 3969, 4032, 4056, 4212, 4368, 4476, 4536, 4563, 4608, 4704, 4732, 4849, 4914, 4992, 5096, 5184, 5222, 5292, 5376, 5408, 5616, 5733, 5824, 5968, 6048, 6084, 6272, 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16012406592, 18299893248, 19707577344, 21349875456, 28466500608, 32024813184, 36599786496, 42699750912, 64049626368, 85399501824, 128099252736, 256198505472]

約数ペア:

[(1, 256198505472), (2, 128099252736), (3, 85399501824), (4, 64049626368), (6, 42699750912), (7, 36599786496), (8, 32024813184), (9, 28466500608), (12, 21349875456), (13, 19707577344), (14, 18299893248), (16, 16012406592), (18, 14233250304), (21, 12199928832), (24, 10674937728), (26, 9853788672), (27, 9488833536), (28, 9149946624), (32, 8006203296), (36, 7116625152), (39, 6569192448), (42, 6099964416), (48, 5337468864), (49, 5228540928), (52, 4926894336), (54, 4744416768), (56, 4574973312), (63, 4066642944), (64, 4003101648), (72, 3558312576), (78, 3284596224), (81, 3162944512), (84, 3049982208), (91, 2815368192), (96, 2668734432), (98, 2614270464), (104, 2463447168), (108, 2372208384), (112, 2287486656), (117, 2189730816), (126, 2033321472), (128, 2001550824), (144, 1779156288), (147, 1742846976), (156, 1642298112), (162, 1581472256), (168, 1524991104), (169, 1515967488), (182, 1407684096), (189, 1355547648), (192, 1334367216), (196, 1307135232), (208, 1231723584), (216, 1186104192), (224, 1143743328), (234, 1094865408), (252, 1016660736), (256, 1000775412), (273, 938456064), (288, 889578144), (294, 871423488), (312, 821149056), (324, 790736128), (336, 762495552), (338, 757983744), (351, 729910272), (364, 703842048), (373, 686859264), (378, 677773824), (384, 667183608), (392, 653567616), (416, 615861792), (432, 593052096), (441, 580948992), (448, 571871664), (468, 547432704), (504, 508330368), (507, 505322496), (512, 500387706), (546, 469228032), (567, 451849216), (576, 444789072), (588, 435711744), (624, 410574528), (637, 402195456), (648, 395368064), (672, 381247776), (676, 378991872), (702, 364955136), (728, 351921024), (746, 343429632), (756, 338886912), (768, 333591804), (784, 326783808), (819, 312818688), (832, 307930896), (864, 296526048), (882, 290474496), (896, 285935832), (936, 273716352), (1008, 254165184), (1014, 252661248), (1024, 250193853), (1053, 243303424), (1092, 234614016), (1119, 228953088), (1134, 225924608), (1152, 222394536), (1176, 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550368), (471744, 543088), (475202, 539136), (483408, 529984), (489216, 523692), (493479, 519168), (501312, 511056), (504296, 508032)]