257861736

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:264

約数の個数: 192

約数和(自身を含む): 803088000

約数和(自身を除く): 545226264

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 29, 33, 36, 44, 58, 66, 72, 87, 88, 99, 103, 109, 116, 132, 174, 198, 206, 218, 232, 261, 264, 309, 319, 327, 348, 396, 412, 436, 522, 618, 638, 654, 696, 792, 824, 872, 927, 957, 981, 1044, 1133, 1199, 1236, 1276, 1308, 1854, 1914, 1962, 2088, 2266, 2398, 2472, 2552, 2616, 2871, 2987, 3161, 3399, 3597, 3708, 3828, 3924, 4532, 4796, 5742, 5974, 6322, 6798, 7194, 7416, 7656, 7848, 8961, 9064, 9483, 9592, 10197, 10791, 11227, 11484, 11948, 12644, 13596, 14388, 17922, 18966, 20394, 21582, 22454, 22968, 23896, 25288, 26883, 27192, 28449, 28776, 32857, 33681, 34771, 35844, 37932, 40788, 43164, 44908, 53766, 56898, 65714, 67362, 69542, 71688, 75864, 81576, 86328, 89816, 98571, 101043, 104313, 107532, 113796, 123497, 131428, 134724, 139084, 197142, 202086, 208626, 215064, 227592, 246994, 262856, 269448, 278168, 295713, 312939, 325583, 370491, 394284, 404172, 417252, 493988, 591426, 625878, 651166, 740982, 788568, 808344, 834504, 976749, 987976, 1111473, 1182852, 1251756, 1302332, 1481964, 1953498, 2222946, 2365704, 2503512, 2604664, 2930247, 2963928, 3581413, 3906996, 4445892, 5860494, 7162826, 7813992, 8891784, 10744239, 11720988, 14325652, 21488478, 23441976, 28651304, 32232717, 42976956, 64465434, 85953912, 128930868, 257861736]

約数ペア:

[(1, 257861736), (2, 128930868), (3, 85953912), (4, 64465434), (6, 42976956), (8, 32232717), (9, 28651304), (11, 23441976), (12, 21488478), (18, 14325652), (22, 11720988), (24, 10744239), (29, 8891784), (33, 7813992), (36, 7162826), (44, 5860494), (58, 4445892), (66, 3906996), (72, 3581413), (87, 2963928), (88, 2930247), (99, 2604664), (103, 2503512), (109, 2365704), (116, 2222946), (132, 1953498), (174, 1481964), (198, 1302332), (206, 1251756), (218, 1182852), (232, 1111473), (261, 987976), (264, 976749), (309, 834504), (319, 808344), (327, 788568), (348, 740982), (396, 651166), (412, 625878), (436, 591426), (522, 493988), (618, 417252), (638, 404172), (654, 394284), (696, 370491), (792, 325583), (824, 312939), (872, 295713), (927, 278168), (957, 269448), (981, 262856), (1044, 246994), (1133, 227592), (1199, 215064), (1236, 208626), (1276, 202086), (1308, 197142), (1854, 139084), (1914, 134724), (1962, 131428), (2088, 123497), (2266, 113796), (2398, 107532), (2472, 104313), (2552, 101043), (2616, 98571), (2871, 89816), (2987, 86328), (3161, 81576), (3399, 75864), (3597, 71688), (3708, 69542), (3828, 67362), (3924, 65714), (4532, 56898), (4796, 53766), (5742, 44908), (5974, 43164), (6322, 40788), (6798, 37932), (7194, 35844), (7416, 34771), (7656, 33681), (7848, 32857), (8961, 28776), (9064, 28449), (9483, 27192), (9592, 26883), (10197, 25288), (10791, 23896), (11227, 22968), (11484, 22454), (11948, 21582), (12644, 20394), (13596, 18966), (14388, 17922)]