20767060704

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:490

約数の個数: 288

約数和(自身を含む): 61554898944

約数和(自身を除く): 40787838240

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 78, 93, 96, 104, 124, 156, 157, 169, 186, 208, 248, 263, 312, 314, 338, 372, 403, 416, 471, 496, 507, 526, 624, 628, 676, 744, 789, 806, 942, 992, 1014, 1052, 1209, 1248, 1256, 1352, 1488, 1578, 1612, 1884, 2028, 2041, 2104, 2418, 2512, 2704, 2976, 3156, 3224, 3419, 3768, 4056, 4082, 4208, 4836, 4867, 5024, 5239, 5408, 6123, 6312, 6448, 6838, 7536, 8112, 8153, 8164, 8416, 9672, 9734, 10257, 10478, 12246, 12624, 12896, 13676, 14601, 15072, 15717, 16224, 16306, 16328, 19344, 19468, 20514, 20956, 24459, 24492, 25248, 26533, 27352, 29202, 31434, 32612, 32656, 38688, 38936, 41028, 41291, 41912, 44447, 48918, 48984, 53066, 54704, 58404, 62868, 63271, 65224, 65312, 77872, 79599, 82056, 82582, 83824, 88894, 97836, 97968, 105989, 106132, 109408, 116808, 123873, 125736, 126542, 130448, 133341, 155744, 159198, 164112, 165164, 167648, 177788, 189813, 195672, 195936, 211978, 212264, 233616, 247746, 251472, 253084, 260896, 266682, 317967, 318396, 328224, 330328, 355576, 379626, 391344, 423956, 424528, 467232, 495492, 502944, 506168, 533364, 536783, 635934, 636792, 660656, 711152, 759252, 782688, 822523, 847912, 849056, 990984, 1012336, 1066728, 1073566, 1271868, 1273584, 1280021, 1321312, 1377857, 1422304, 1518504, 1610349, 1645046, 1695824, 1981968, 2024672, 2133456, 2147132, 2467569, 2543736, 2547168, 2560042, 2755714, 3037008, 3220698, 3290092, 3391648, 3840063, 3963936, 4133571, 4266912, 4294264, 4935138, 5087472, 5120084, 5511428, 6074016, 6441396, 6580184, 6978179, 7680126, 8267142, 8588528, 9870276, 10174944, 10240168, 11022856, 12882792, 13160368, 13956358, 15360252, 16534284, 16640273, 17177056, 19740552, 20480336, 20934537, 22045712, 25765584, 26320736, 27912716, 30720504, 33068568, 33280546, 39481104, 40960672, 41869074, 44091424, 49920819, 51531168, 55825432, 61441008, 66137136, 66561092, 78962208, 83738148, 99841638, 111650864, 122882016, 132274272, 133122184, 167476296, 199683276, 216323549, 223301728, 266244368, 334952592, 399366552, 432647098, 532488736, 648970647, 669905184, 798733104, 865294196, 1297941294, 1597466208, 1730588392, 2595882588, 3461176784, 5191765176, 6922353568, 10383530352, 20767060704]

約数ペア:

[(1, 20767060704), (2, 10383530352), (3, 6922353568), (4, 5191765176), (6, 3461176784), (8, 2595882588), (12, 1730588392), (13, 1597466208), (16, 1297941294), (24, 865294196), (26, 798733104), (31, 669905184), (32, 648970647), (39, 532488736), (48, 432647098), (52, 399366552), (62, 334952592), (78, 266244368), (93, 223301728), (96, 216323549), (104, 199683276), (124, 167476296), (156, 133122184), (157, 132274272), (169, 122882016), (186, 111650864), (208, 99841638), (248, 83738148), (263, 78962208), (312, 66561092), (314, 66137136), (338, 61441008), (372, 55825432), (403, 51531168), (416, 49920819), (471, 44091424), (496, 41869074), (507, 40960672), (526, 39481104), (624, 33280546), (628, 33068568), (676, 30720504), (744, 27912716), (789, 26320736), (806, 25765584), (942, 22045712), (992, 20934537), (1014, 20480336), (1052, 19740552), (1209, 17177056), (1248, 16640273), (1256, 16534284), (1352, 15360252), (1488, 13956358), (1578, 13160368), (1612, 12882792), (1884, 11022856), (2028, 10240168), (2041, 10174944), (2104, 9870276), (2418, 8588528), (2512, 8267142), (2704, 7680126), (2976, 6978179), (3156, 6580184), (3224, 6441396), (3419, 6074016), (3768, 5511428), (4056, 5120084), (4082, 5087472), (4208, 4935138), (4836, 4294264), (4867, 4266912), (5024, 4133571), (5239, 3963936), (5408, 3840063), (6123, 3391648), (6312, 3290092), (6448, 3220698), (6838, 3037008), (7536, 2755714), (8112, 2560042), (8153, 2547168), (8164, 2543736), (8416, 2467569), (9672, 2147132), (9734, 2133456), (10257, 2024672), (10478, 1981968), (12246, 1695824), (12624, 1645046), (12896, 1610349), (13676, 1518504), (14601, 1422304), (15072, 1377857), (15717, 1321312), (16224, 1280021), (16306, 1273584), (16328, 1271868), (19344, 1073566), (19468, 1066728), (20514, 1012336), (20956, 990984), (24459, 849056), (24492, 847912), (25248, 822523), (26533, 782688), (27352, 759252), (29202, 711152), (31434, 660656), (32612, 636792), (32656, 635934), (38688, 536783), (38936, 533364), (41028, 506168), (41291, 502944), (41912, 495492), (44447, 467232), (48918, 424528), (48984, 423956), (53066, 391344), (54704, 379626), (58404, 355576), (62868, 330328), (63271, 328224), (65224, 318396), (65312, 317967), (77872, 266682), (79599, 260896), (82056, 253084), (82582, 251472), (83824, 247746), (88894, 233616), (97836, 212264), (97968, 211978), (105989, 195936), (106132, 195672), (109408, 189813), (116808, 177788), (123873, 167648), (125736, 165164), (126542, 164112), (130448, 159198), (133341, 155744)]