20717497416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{1367}}^1$

素因数の和:1592

約数の個数: 256

約数和(自身を含む): 66189312000

約数和(自身を除く): 45471814584

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 59, 66, 77, 84, 88, 118, 132, 139, 154, 168, 177, 231, 236, 264, 278, 308, 354, 413, 417, 462, 472, 556, 616, 649, 708, 826, 834, 924, 973, 1112, 1239, 1298, 1367, 1416, 1529, 1652, 1668, 1848, 1946, 1947, 2478, 2596, 2734, 2919, 3058, 3304, 3336, 3892, 3894, 4101, 4543, 4587, 4956, 5192, 5468, 5838, 6116, 7784, 7788, 8201, 8202, 9086, 9174, 9569, 9912, 10703, 10936, 11676, 12232, 13629, 15037, 15576, 16402, 16404, 18172, 18348, 19138, 21406, 23352, 24603, 27258, 28707, 30074, 32109, 32804, 32808, 36344, 36696, 38276, 42812, 45111, 49206, 54516, 57407, 57414, 60148, 64218, 65608, 76552, 80653, 85624, 90211, 90222, 98412, 105259, 109032, 114814, 114828, 120296, 128436, 161306, 172221, 180422, 180444, 190013, 196824, 210518, 229628, 229656, 241959, 256872, 270633, 315777, 322612, 344442, 360844, 360888, 380026, 421036, 459256, 483918, 541266, 564571, 570039, 631477, 631554, 645224, 688884, 721688, 760052, 842072, 887183, 967836, 1082532, 1129142, 1140078, 1262954, 1263108, 1330091, 1377768, 1520104, 1693713, 1774366, 1894431, 1935672, 2090143, 2165064, 2258284, 2280156, 2525908, 2526216, 2660182, 2661549, 3387426, 3548732, 3788862, 3990273, 4180286, 4516568, 4560312, 5051816, 5320364, 5323098, 6210281, 6270429, 6774852, 7097464, 7577724, 7980546, 8360572, 10640728, 10646196, 11210767, 12420562, 12540858, 13549704, 14631001, 15155448, 15961092, 16721144, 18630843, 21292392, 22421534, 24841124, 25081716, 29262002, 31922184, 33632301, 37261686, 43893003, 44843068, 49682248, 50163432, 58524004, 67264602, 74523372, 78475369, 87786006, 89686136, 117048008, 123318437, 134529204, 149046744, 156950738, 175572012, 235426107, 246636874, 269058408, 313901476, 351144024, 369955311, 470852214, 493273748, 627802952, 739910622, 863229059, 941704428, 986547496, 1479821244, 1726458118, 1883408856, 2589687177, 2959642488, 3452916236, 5179374354, 6905832472, 10358748708, 20717497416]

約数ペア:

[(1, 20717497416), (2, 10358748708), (3, 6905832472), (4, 5179374354), (6, 3452916236), (7, 2959642488), (8, 2589687177), (11, 1883408856), (12, 1726458118), (14, 1479821244), (21, 986547496), (22, 941704428), (24, 863229059), (28, 739910622), (33, 627802952), (42, 493273748), (44, 470852214), (56, 369955311), (59, 351144024), (66, 313901476), (77, 269058408), (84, 246636874), (88, 235426107), (118, 175572012), (132, 156950738), (139, 149046744), (154, 134529204), (168, 123318437), (177, 117048008), (231, 89686136), (236, 87786006), (264, 78475369), (278, 74523372), (308, 67264602), (354, 58524004), (413, 50163432), (417, 49682248), (462, 44843068), (472, 43893003), (556, 37261686), (616, 33632301), (649, 31922184), (708, 29262002), (826, 25081716), (834, 24841124), (924, 22421534), (973, 21292392), (1112, 18630843), (1239, 16721144), (1298, 15961092), (1367, 15155448), (1416, 14631001), (1529, 13549704), (1652, 12540858), (1668, 12420562), (1848, 11210767), (1946, 10646196), (1947, 10640728), (2478, 8360572), (2596, 7980546), (2734, 7577724), (2919, 7097464), (3058, 6774852), (3304, 6270429), (3336, 6210281), (3892, 5323098), (3894, 5320364), (4101, 5051816), (4543, 4560312), (4587, 4516568), (4956, 4180286), (5192, 3990273), (5468, 3788862), (5838, 3548732), (6116, 3387426), (7784, 2661549), (7788, 2660182), (8201, 2526216), (8202, 2525908), (9086, 2280156), (9174, 2258284), (9569, 2165064), (9912, 2090143), (10703, 1935672), (10936, 1894431), (11676, 1774366), (12232, 1693713), (13629, 1520104), (15037, 1377768), (15576, 1330091), (16402, 1263108), (16404, 1262954), (18172, 1140078), (18348, 1129142), (19138, 1082532), (21406, 967836), (23352, 887183), (24603, 842072), (27258, 760052), (28707, 721688), (30074, 688884), (32109, 645224), (32804, 631554), (32808, 631477), (36344, 570039), (36696, 564571), (38276, 541266), (42812, 483918), (45111, 459256), (49206, 421036), (54516, 380026), (57407, 360888), (57414, 360844), (60148, 344442), (64218, 322612), (65608, 315777), (76552, 270633), (80653, 256872), (85624, 241959), (90211, 229656), (90222, 229628), (98412, 210518), (105259, 196824), (109032, 190013), (114814, 180444), (114828, 180422), (120296, 172221), (128436, 161306)]