287431648

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:345

約数の個数: 144

約数和(自身を含む): 716706144

約数和(自身を除く): 429274496

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 41, 49, 56, 68, 82, 98, 112, 119, 136, 164, 196, 224, 238, 263, 272, 287, 328, 392, 476, 526, 544, 574, 656, 697, 784, 833, 952, 1052, 1148, 1312, 1394, 1568, 1666, 1841, 1904, 2009, 2104, 2296, 2788, 3332, 3682, 3808, 4018, 4208, 4471, 4592, 4879, 5576, 6664, 7364, 8036, 8416, 8942, 9184, 9758, 10783, 11152, 12887, 13328, 14728, 16072, 17884, 19516, 21566, 22304, 25774, 26656, 29456, 31297, 32144, 34153, 35768, 39032, 43132, 51548, 58912, 62594, 64288, 68306, 71536, 75481, 78064, 86264, 103096, 125188, 136612, 143072, 150962, 156128, 172528, 183311, 206192, 219079, 250376, 273224, 301924, 345056, 366622, 412384, 438158, 500752, 528367, 546448, 603848, 733244, 876316, 1001504, 1056734, 1092896, 1207696, 1283177, 1466488, 1752632, 2113468, 2415392, 2566354, 2932976, 3505264, 4226936, 5132708, 5865952, 7010528, 8453872, 8982239, 10265416, 16907744, 17964478, 20530832, 35928956, 41061664, 71857912, 143715824, 287431648]

約数ペア:

[(1, 287431648), (2, 143715824), (4, 71857912), (7, 41061664), (8, 35928956), (14, 20530832), (16, 17964478), (17, 16907744), (28, 10265416), (32, 8982239), (34, 8453872), (41, 7010528), (49, 5865952), (56, 5132708), (68, 4226936), (82, 3505264), (98, 2932976), (112, 2566354), (119, 2415392), (136, 2113468), (164, 1752632), (196, 1466488), (224, 1283177), (238, 1207696), (263, 1092896), (272, 1056734), (287, 1001504), (328, 876316), (392, 733244), (476, 603848), (526, 546448), (544, 528367), (574, 500752), (656, 438158), (697, 412384), (784, 366622), (833, 345056), (952, 301924), (1052, 273224), (1148, 250376), (1312, 219079), (1394, 206192), (1568, 183311), (1666, 172528), (1841, 156128), (1904, 150962), (2009, 143072), (2104, 136612), (2296, 125188), (2788, 103096), (3332, 86264), (3682, 78064), (3808, 75481), (4018, 71536), (4208, 68306), (4471, 64288), (4592, 62594), (4879, 58912), (5576, 51548), (6664, 43132), (7364, 39032), (8036, 35768), (8416, 34153), (8942, 32144), (9184, 31297), (9758, 29456), (10783, 26656), (11152, 25774), (12887, 22304), (13328, 21566), (14728, 19516), (16072, 17884)]