255996888056

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{2389}}^1$

素因数の和:2622

約数の個数: 256

約数和(自身を含む): 637292544000

約数和(自身を除く): 381295655944

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 61, 76, 91, 104, 122, 127, 133, 152, 182, 244, 247, 254, 266, 364, 427, 488, 494, 508, 532, 728, 793, 854, 889, 988, 1016, 1064, 1159, 1586, 1651, 1708, 1729, 1778, 1976, 2318, 2389, 2413, 3172, 3302, 3416, 3458, 3556, 4636, 4778, 4826, 5551, 6344, 6604, 6916, 7112, 7747, 8113, 9272, 9556, 9652, 11102, 11557, 13208, 13832, 15067, 15494, 16226, 16723, 16891, 19112, 19304, 22204, 23114, 30134, 30988, 31057, 31369, 32452, 33446, 33782, 44408, 45391, 46228, 54229, 60268, 61976, 62114, 62738, 64904, 66892, 67564, 90782, 92456, 100711, 105469, 108458, 120536, 124228, 125476, 133784, 135128, 145729, 147193, 181564, 201422, 210938, 216916, 217399, 219583, 248456, 250952, 291458, 294386, 303403, 317737, 363128, 402844, 421876, 433832, 434798, 439166, 582916, 588772, 590083, 606806, 635474, 704977, 805688, 843752, 869596, 878332, 1020103, 1030351, 1165832, 1177544, 1180166, 1213612, 1270948, 1409954, 1739192, 1756664, 1894477, 1913509, 2040206, 2060702, 2123821, 2360332, 2427224, 2541896, 2768851, 2819908, 3788954, 3827018, 3944239, 4080412, 4121404, 4130581, 4247642, 4720664, 5537702, 5639816, 5764657, 7577908, 7654036, 7888478, 8160824, 8242808, 8261162, 8495284, 11075404, 11529314, 13261339, 13394563, 15155816, 15308072, 15776956, 16522324, 16990568, 18507583, 19381957, 22150808, 23058628, 26522678, 26789126, 27609673, 31553912, 33044648, 35995063, 37015166, 38763914, 40352599, 46117256, 53045356, 53578252, 55219346, 71990126, 74030332, 74940541, 77527828, 80705198, 106090712, 107156504, 110438692, 129553081, 143980252, 148060664, 149881082, 155055656, 161410396, 220877384, 240598579, 251965441, 259106162, 287960504, 299762164, 322820792, 351644077, 481197158, 503930882, 518212324, 524583787, 599524328, 703288154, 962394316, 1007861764, 1036424648, 1049167574, 1406576308, 1684190053, 1924788632, 2015723528, 2098335148, 2461508539, 2813152616, 3368380106, 4196670296, 4571373001, 4923017078, 6736760212, 9142746002, 9846034156, 13473520424, 18285492004, 19692068312, 31999611007, 36570984008, 63999222014, 127998444028, 255996888056]

約数ペア:

[(1, 255996888056), (2, 127998444028), (4, 63999222014), (7, 36570984008), (8, 31999611007), (13, 19692068312), (14, 18285492004), (19, 13473520424), (26, 9846034156), (28, 9142746002), (38, 6736760212), (52, 4923017078), (56, 4571373001), (61, 4196670296), (76, 3368380106), (91, 2813152616), (104, 2461508539), (122, 2098335148), (127, 2015723528), (133, 1924788632), (152, 1684190053), (182, 1406576308), (244, 1049167574), (247, 1036424648), (254, 1007861764), (266, 962394316), (364, 703288154), (427, 599524328), (488, 524583787), (494, 518212324), (508, 503930882), (532, 481197158), (728, 351644077), (793, 322820792), (854, 299762164), (889, 287960504), (988, 259106162), (1016, 251965441), (1064, 240598579), (1159, 220877384), (1586, 161410396), (1651, 155055656), (1708, 149881082), (1729, 148060664), (1778, 143980252), (1976, 129553081), (2318, 110438692), (2389, 107156504), (2413, 106090712), (3172, 80705198), (3302, 77527828), (3416, 74940541), (3458, 74030332), (3556, 71990126), (4636, 55219346), (4778, 53578252), (4826, 53045356), (5551, 46117256), (6344, 40352599), (6604, 38763914), (6916, 37015166), (7112, 35995063), (7747, 33044648), (8113, 31553912), (9272, 27609673), (9556, 26789126), (9652, 26522678), (11102, 23058628), (11557, 22150808), (13208, 19381957), (13832, 18507583), (15067, 16990568), (15494, 16522324), (16226, 15776956), (16723, 15308072), (16891, 15155816), (19112, 13394563), (19304, 13261339), (22204, 11529314), (23114, 11075404), (30134, 8495284), (30988, 8261162), (31057, 8242808), (31369, 8160824), (32452, 7888478), (33446, 7654036), (33782, 7577908), (44408, 5764657), (45391, 5639816), (46228, 5537702), (54229, 4720664), (60268, 4247642), (61976, 4130581), (62114, 4121404), (62738, 4080412), (64904, 3944239), (66892, 3827018), (67564, 3788954), (90782, 2819908), (92456, 2768851), (100711, 2541896), (105469, 2427224), (108458, 2360332), (120536, 2123821), (124228, 2060702), (125476, 2040206), (133784, 1913509), (135128, 1894477), (145729, 1756664), (147193, 1739192), (181564, 1409954), (201422, 1270948), (210938, 1213612), (216916, 1180166), (217399, 1177544), (219583, 1165832), (248456, 1030351), (250952, 1020103), (291458, 878332), (294386, 869596), (303403, 843752), (317737, 805688), (363128, 704977), (402844, 635474), (421876, 606806), (433832, 590083), (434798, 588772), (439166, 582916)]