256400072544

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{21163}}^1$

素因数の和:21354

約数の個数: 288

約数和(自身を含む): 851199148800

約数和(自身を除く): 594799076256

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 121, 132, 149, 154, 168, 176, 224, 231, 242, 264, 298, 308, 336, 352, 363, 447, 462, 484, 528, 596, 616, 672, 726, 847, 894, 924, 968, 1043, 1056, 1192, 1232, 1452, 1639, 1694, 1788, 1848, 1936, 2086, 2384, 2464, 2541, 2904, 3129, 3278, 3388, 3576, 3696, 3872, 4172, 4768, 4917, 5082, 5808, 6258, 6556, 6776, 7152, 7392, 8344, 9834, 10164, 11473, 11616, 12516, 13112, 13552, 14304, 16688, 18029, 19668, 20328, 21163, 22946, 25032, 26224, 27104, 33376, 34419, 36058, 39336, 40656, 42326, 45892, 50064, 52448, 54087, 63489, 68838, 72116, 78672, 81312, 84652, 91784, 100128, 108174, 126203, 126978, 137676, 144232, 148141, 157344, 169304, 183568, 216348, 232793, 252406, 253956, 275352, 288464, 296282, 338608, 367136, 378609, 432696, 444423, 465586, 504812, 507912, 550704, 576928, 592564, 677216, 698379, 757218, 865392, 888846, 931172, 1009624, 1015824, 1101408, 1185128, 1396758, 1514436, 1629551, 1730784, 1777692, 1862344, 2019248, 2031648, 2370256, 2560723, 2793516, 3028872, 3153287, 3259102, 3555384, 3724688, 4038496, 4740512, 4888653, 5121446, 5587032, 6057744, 6306574, 6518204, 7110768, 7449376, 7682169, 9459861, 9777306, 10242892, 11174064, 12115488, 12613148, 13036408, 14221536, 15364338, 17925061, 18919722, 19554612, 20485784, 22073009, 22348128, 25226296, 26072816, 30728676, 34686157, 35850122, 37839444, 39109224, 40971568, 44146018, 50452592, 52145632, 53775183, 61457352, 66219027, 69372314, 71700244, 75678888, 78218448, 81943136, 88292036, 100905184, 104058471, 107550366, 122914704, 132438054, 138744628, 143400488, 151357776, 156436896, 176584072, 208116942, 215100732, 242803099, 245829408, 264876108, 277489256, 286800976, 302715552, 353168144, 381547727, 416233884, 430201464, 485606198, 529752216, 554978512, 573601952, 706336288, 728409297, 763095454, 832467768, 860402928, 971212396, 1059504432, 1109957024, 1144643181, 1456818594, 1526190908, 1664935536, 1720805856, 1942424792, 2119008864, 2289286362, 2670834089, 2913637188, 3052381816, 3329871072, 3884849584, 4578572724, 5341668178, 5827274376, 6104763632, 7769699168, 8012502267, 9157145448, 10683336356, 11654548752, 12209527264, 16025004534, 18314290896, 21366672712, 23309097504, 32050009068, 36628581792, 42733345424, 64100018136, 85466690848, 128200036272, 256400072544]

約数ペア:

[(1, 256400072544), (2, 128200036272), (3, 85466690848), (4, 64100018136), (6, 42733345424), (7, 36628581792), (8, 32050009068), (11, 23309097504), (12, 21366672712), (14, 18314290896), (16, 16025004534), (21, 12209527264), (22, 11654548752), (24, 10683336356), (28, 9157145448), (32, 8012502267), (33, 7769699168), (42, 6104763632), (44, 5827274376), (48, 5341668178), (56, 4578572724), (66, 3884849584), (77, 3329871072), (84, 3052381816), (88, 2913637188), (96, 2670834089), (112, 2289286362), (121, 2119008864), (132, 1942424792), (149, 1720805856), (154, 1664935536), (168, 1526190908), (176, 1456818594), (224, 1144643181), (231, 1109957024), (242, 1059504432), (264, 971212396), (298, 860402928), (308, 832467768), (336, 763095454), (352, 728409297), (363, 706336288), (447, 573601952), (462, 554978512), (484, 529752216), (528, 485606198), (596, 430201464), (616, 416233884), (672, 381547727), (726, 353168144), (847, 302715552), (894, 286800976), (924, 277489256), (968, 264876108), (1043, 245829408), (1056, 242803099), (1192, 215100732), (1232, 208116942), (1452, 176584072), (1639, 156436896), (1694, 151357776), (1788, 143400488), (1848, 138744628), (1936, 132438054), (2086, 122914704), (2384, 107550366), (2464, 104058471), (2541, 100905184), (2904, 88292036), (3129, 81943136), (3278, 78218448), (3388, 75678888), (3576, 71700244), (3696, 69372314), (3872, 66219027), (4172, 61457352), (4768, 53775183), (4917, 52145632), (5082, 50452592), (5808, 44146018), (6258, 40971568), (6556, 39109224), (6776, 37839444), (7152, 35850122), (7392, 34686157), (8344, 30728676), (9834, 26072816), (10164, 25226296), (11473, 22348128), (11616, 22073009), (12516, 20485784), (13112, 19554612), (13552, 18919722), (14304, 17925061), (16688, 15364338), (18029, 14221536), (19668, 13036408), (20328, 12613148), (21163, 12115488), (22946, 11174064), (25032, 10242892), (26224, 9777306), (27104, 9459861), (33376, 7682169), (34419, 7449376), (36058, 7110768), (39336, 6518204), (40656, 6306574), (42326, 6057744), (45892, 5587032), (50064, 5121446), (52448, 4888653), (54087, 4740512), (63489, 4038496), (68838, 3724688), (72116, 3555384), (78672, 3259102), (81312, 3153287), (84652, 3028872), (91784, 2793516), (100128, 2560723), (108174, 2370256), (126203, 2031648), (126978, 2019248), (137676, 1862344), (144232, 1777692), (148141, 1730784), (157344, 1629551), (169304, 1514436), (183568, 1396758), (216348, 1185128), (232793, 1101408), (252406, 1015824), (253956, 1009624), (275352, 931172), (288464, 888846), (296282, 865392), (338608, 757218), (367136, 698379), (378609, 677216), (432696, 592564), (444423, 576928), (465586, 550704), (504812, 507912)]