81694368

素因数分解:

$2^5\times 3^2\times 7^3\times {\mathrm{827}}^1$

素因数の和:864

約数の個数: 144

約数和(自身を含む): 271252800

約数和(自身を除く): 189558432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 343, 392, 441, 504, 588, 672, 686, 784, 827, 882, 1008, 1029, 1176, 1372, 1568, 1654, 1764, 2016, 2058, 2352, 2481, 2744, 3087, 3308, 3528, 4116, 4704, 4962, 5488, 5789, 6174, 6616, 7056, 7443, 8232, 9924, 10976, 11578, 12348, 13232, 14112, 14886, 16464, 17367, 19848, 23156, 24696, 26464, 29772, 32928, 34734, 39696, 40523, 46312, 49392, 52101, 59544, 69468, 79392, 81046, 92624, 98784, 104202, 119088, 121569, 138936, 162092, 185248, 208404, 238176, 243138, 277872, 283661, 324184, 364707, 416808, 486276, 555744, 567322, 648368, 729414, 833616, 850983, 972552, 1134644, 1296736, 1458828, 1667232, 1701966, 1945104, 2269288, 2552949, 2917656, 3403932, 3890208, 4538576, 5105898, 5835312, 6807864, 9077152, 10211796, 11670624, 13615728, 20423592, 27231456, 40847184, 81694368]

約数ペア:

[(1, 81694368), (2, 40847184), (3, 27231456), (4, 20423592), (6, 13615728), (7, 11670624), (8, 10211796), (9, 9077152), (12, 6807864), (14, 5835312), (16, 5105898), (18, 4538576), (21, 3890208), (24, 3403932), (28, 2917656), (32, 2552949), (36, 2269288), (42, 1945104), (48, 1701966), (49, 1667232), (56, 1458828), (63, 1296736), (72, 1134644), (84, 972552), (96, 850983), (98, 833616), (112, 729414), (126, 648368), (144, 567322), (147, 555744), (168, 486276), (196, 416808), (224, 364707), (252, 324184), (288, 283661), (294, 277872), (336, 243138), (343, 238176), (392, 208404), (441, 185248), (504, 162092), (588, 138936), (672, 121569), (686, 119088), (784, 104202), (827, 98784), (882, 92624), (1008, 81046), (1029, 79392), (1176, 69468), (1372, 59544), (1568, 52101), (1654, 49392), (1764, 46312), (2016, 40523), (2058, 39696), (2352, 34734), (2481, 32928), (2744, 29772), (3087, 26464), (3308, 24696), (3528, 23156), (4116, 19848), (4704, 17367), (4962, 16464), (5488, 14886), (5789, 14112), (6174, 13232), (6616, 12348), (7056, 11578), (7443, 10976), (8232, 9924)]