81151056

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 240

約数和(自身を含む): 278553600

約数和(自身を除く): 197402544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 49, 53, 56, 62, 63, 72, 84, 93, 98, 106, 112, 124, 126, 144, 147, 159, 168, 186, 196, 212, 217, 248, 252, 279, 294, 318, 336, 343, 371, 372, 392, 424, 434, 441, 477, 496, 504, 558, 588, 636, 651, 686, 742, 744, 784, 848, 868, 882, 954, 1008, 1029, 1113, 1116, 1176, 1272, 1302, 1372, 1484, 1488, 1519, 1643, 1736, 1764, 1908, 1953, 2058, 2226, 2232, 2352, 2544, 2597, 2604, 2744, 2968, 3038, 3087, 3286, 3339, 3472, 3528, 3816, 3906, 4116, 4452, 4464, 4557, 4929, 5194, 5208, 5488, 5936, 6076, 6174, 6572, 6678, 7056, 7632, 7791, 7812, 8232, 8904, 9114, 9858, 10388, 10416, 10633, 11501, 12152, 12348, 13144, 13356, 13671, 14787, 15582, 15624, 16464, 17808, 18179, 18228, 19716, 20776, 21266, 23002, 23373, 24304, 24696, 26288, 26712, 27342, 29574, 31164, 31248, 31899, 34503, 36358, 36456, 39432, 41552, 42532, 46004, 46746, 49392, 53424, 54537, 54684, 59148, 62328, 63798, 69006, 72716, 72912, 78864, 80507, 85064, 92008, 93492, 95697, 103509, 109074, 109368, 118296, 124656, 127596, 138012, 145432, 161014, 163611, 170128, 184016, 186984, 191394, 207018, 218148, 218736, 236592, 241521, 255192, 276024, 290864, 322028, 327222, 373968, 382788, 414036, 436296, 483042, 510384, 552048, 563549, 644056, 654444, 724563, 765576, 828072, 872592, 966084, 1127098, 1288112, 1308888, 1449126, 1531152, 1656144, 1690647, 1932168, 2254196, 2617776, 2898252, 3381294, 3864336, 4508392, 5071941, 5796504, 6762588, 9016784, 10143882, 11593008, 13525176, 20287764, 27050352, 40575528, 81151056]

約数ペア:

[(1, 81151056), (2, 40575528), (3, 27050352), (4, 20287764), (6, 13525176), (7, 11593008), (8, 10143882), (9, 9016784), (12, 6762588), (14, 5796504), (16, 5071941), (18, 4508392), (21, 3864336), (24, 3381294), (28, 2898252), (31, 2617776), (36, 2254196), (42, 1932168), (48, 1690647), (49, 1656144), (53, 1531152), (56, 1449126), (62, 1308888), (63, 1288112), (72, 1127098), (84, 966084), (93, 872592), (98, 828072), (106, 765576), (112, 724563), (124, 654444), (126, 644056), (144, 563549), (147, 552048), (159, 510384), (168, 483042), (186, 436296), (196, 414036), (212, 382788), (217, 373968), (248, 327222), (252, 322028), (279, 290864), (294, 276024), (318, 255192), (336, 241521), (343, 236592), (371, 218736), (372, 218148), (392, 207018), (424, 191394), (434, 186984), (441, 184016), (477, 170128), (496, 163611), (504, 161014), (558, 145432), (588, 138012), (636, 127596), (651, 124656), (686, 118296), (742, 109368), (744, 109074), (784, 103509), (848, 95697), (868, 93492), (882, 92008), (954, 85064), (1008, 80507), (1029, 78864), (1113, 72912), (1116, 72716), (1176, 69006), (1272, 63798), (1302, 62328), (1372, 59148), (1484, 54684), (1488, 54537), (1519, 53424), (1643, 49392), (1736, 46746), (1764, 46004), (1908, 42532), (1953, 41552), (2058, 39432), (2226, 36456), (2232, 36358), (2352, 34503), (2544, 31899), (2597, 31248), (2604, 31164), (2744, 29574), (2968, 27342), (3038, 26712), (3087, 26288), (3286, 24696), (3339, 24304), (3472, 23373), (3528, 23002), (3816, 21266), (3906, 20776), (4116, 19716), (4452, 18228), (4464, 18179), (4557, 17808), (4929, 16464), (5194, 15624), (5208, 15582), (5488, 14787), (5936, 13671), (6076, 13356), (6174, 13144), (6572, 12348), (6678, 12152), (7056, 11501), (7632, 10633), (7791, 10416), (7812, 10388), (8232, 9858), (8904, 9114)]