81677232

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 240

約数和(自身を含む): 294647808

約数和(自身を除く): 212970576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 23, 24, 26, 28, 36, 39, 42, 46, 48, 52, 56, 63, 69, 72, 78, 84, 91, 92, 104, 112, 117, 126, 138, 144, 156, 161, 168, 182, 184, 207, 208, 234, 252, 271, 273, 276, 299, 312, 322, 336, 364, 368, 414, 468, 483, 504, 542, 546, 552, 598, 624, 644, 728, 813, 819, 828, 897, 936, 966, 1008, 1084, 1092, 1104, 1196, 1288, 1449, 1456, 1626, 1638, 1656, 1794, 1872, 1897, 1932, 2093, 2168, 2184, 2392, 2439, 2576, 2691, 2898, 3252, 3276, 3312, 3523, 3588, 3794, 3864, 4186, 4336, 4368, 4784, 4878, 5382, 5691, 5796, 6233, 6279, 6504, 6552, 7046, 7176, 7588, 7728, 8372, 9756, 10569, 10764, 11382, 11592, 12466, 12558, 13008, 13104, 14092, 14352, 15176, 16744, 17073, 18699, 18837, 19512, 21138, 21528, 22764, 23184, 24661, 24932, 25116, 28184, 30352, 31707, 33488, 34146, 37398, 37674, 39024, 42276, 43056, 43631, 45528, 49322, 49864, 50232, 56097, 56368, 63414, 68292, 73983, 74796, 75348, 81029, 84552, 87262, 91056, 98644, 99728, 100464, 112194, 126828, 130893, 136584, 147966, 149592, 150696, 162058, 169104, 174524, 197288, 221949, 224388, 243087, 253656, 261786, 273168, 295932, 299184, 301392, 324116, 349048, 392679, 394576, 443898, 448776, 486174, 507312, 523572, 567203, 591864, 648232, 698096, 729261, 785358, 887796, 897552, 972348, 1047144, 1134406, 1183728, 1296464, 1458522, 1570716, 1701609, 1775592, 1944696, 2094288, 2268812, 2917044, 3141432, 3403218, 3551184, 3889392, 4537624, 5104827, 5834088, 6282864, 6806436, 9075248, 10209654, 11668176, 13612872, 20419308, 27225744, 40838616, 81677232]

約数ペア:

[(1, 81677232), (2, 40838616), (3, 27225744), (4, 20419308), (6, 13612872), (7, 11668176), (8, 10209654), (9, 9075248), (12, 6806436), (13, 6282864), (14, 5834088), (16, 5104827), (18, 4537624), (21, 3889392), (23, 3551184), (24, 3403218), (26, 3141432), (28, 2917044), (36, 2268812), (39, 2094288), (42, 1944696), (46, 1775592), (48, 1701609), (52, 1570716), (56, 1458522), (63, 1296464), (69, 1183728), (72, 1134406), (78, 1047144), (84, 972348), (91, 897552), (92, 887796), (104, 785358), (112, 729261), (117, 698096), (126, 648232), (138, 591864), (144, 567203), (156, 523572), (161, 507312), (168, 486174), (182, 448776), (184, 443898), (207, 394576), (208, 392679), (234, 349048), (252, 324116), (271, 301392), (273, 299184), (276, 295932), (299, 273168), (312, 261786), (322, 253656), (336, 243087), (364, 224388), (368, 221949), (414, 197288), (468, 174524), (483, 169104), (504, 162058), (542, 150696), (546, 149592), (552, 147966), (598, 136584), (624, 130893), (644, 126828), (728, 112194), (813, 100464), (819, 99728), (828, 98644), (897, 91056), (936, 87262), (966, 84552), (1008, 81029), (1084, 75348), (1092, 74796), (1104, 73983), (1196, 68292), (1288, 63414), (1449, 56368), (1456, 56097), (1626, 50232), (1638, 49864), (1656, 49322), (1794, 45528), (1872, 43631), (1897, 43056), (1932, 42276), (2093, 39024), (2168, 37674), (2184, 37398), (2392, 34146), (2439, 33488), (2576, 31707), (2691, 30352), (2898, 28184), (3252, 25116), (3276, 24932), (3312, 24661), (3523, 23184), (3588, 22764), (3794, 21528), (3864, 21138), (4186, 19512), (4336, 18837), (4368, 18699), (4784, 17073), (4878, 16744), (5382, 15176), (5691, 14352), (5796, 14092), (6233, 13104), (6279, 13008), (6504, 12558), (6552, 12466), (7046, 11592), (7176, 11382), (7588, 10764), (7728, 10569), (8372, 9756)]