257593392

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:357

約数の個数: 240

約数和(自身を含む): 883217280

約数和(自身を除く): 625623888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 43, 48, 49, 54, 56, 63, 72, 84, 86, 98, 108, 112, 126, 129, 144, 147, 168, 172, 189, 196, 216, 252, 258, 283, 294, 301, 336, 344, 378, 387, 392, 432, 441, 504, 516, 566, 588, 602, 688, 756, 774, 784, 849, 882, 903, 1008, 1032, 1132, 1161, 1176, 1204, 1323, 1512, 1548, 1698, 1764, 1806, 1981, 2064, 2107, 2264, 2322, 2352, 2408, 2547, 2646, 2709, 3024, 3096, 3396, 3528, 3612, 3962, 4214, 4528, 4644, 4816, 5094, 5292, 5418, 5943, 6192, 6321, 6792, 7056, 7224, 7641, 7924, 8127, 8428, 9288, 10188, 10584, 10836, 11886, 12169, 12642, 13584, 13867, 14448, 15282, 15848, 16254, 16856, 17829, 18576, 18963, 20376, 21168, 21672, 23772, 24338, 25284, 27734, 30564, 31696, 32508, 33712, 35658, 36507, 37926, 40752, 41601, 43344, 47544, 48676, 50568, 53487, 55468, 56889, 61128, 65016, 71316, 73014, 75852, 83202, 85183, 95088, 97352, 101136, 106974, 109521, 110936, 113778, 122256, 124803, 130032, 142632, 146028, 151704, 166404, 170366, 194704, 213948, 219042, 221872, 227556, 249606, 255549, 285264, 292056, 303408, 328563, 332808, 340732, 374409, 427896, 438084, 455112, 499212, 511098, 584112, 596281, 657126, 665616, 681464, 748818, 766647, 855792, 876168, 910224, 998424, 1022196, 1192562, 1314252, 1362928, 1497636, 1533294, 1752336, 1788843, 1996848, 2044392, 2299941, 2385124, 2628504, 2995272, 3066588, 3577686, 4088784, 4599882, 4770248, 5257008, 5366529, 5990544, 6133176, 7155372, 9199764, 9540496, 10733058, 12266352, 14310744, 16099587, 18399528, 21466116, 28621488, 32199174, 36799056, 42932232, 64398348, 85864464, 128796696, 257593392]

約数ペア:

[(1, 257593392), (2, 128796696), (3, 85864464), (4, 64398348), (6, 42932232), (7, 36799056), (8, 32199174), (9, 28621488), (12, 21466116), (14, 18399528), (16, 16099587), (18, 14310744), (21, 12266352), (24, 10733058), (27, 9540496), (28, 9199764), (36, 7155372), (42, 6133176), (43, 5990544), (48, 5366529), (49, 5257008), (54, 4770248), (56, 4599882), (63, 4088784), (72, 3577686), (84, 3066588), (86, 2995272), (98, 2628504), (108, 2385124), (112, 2299941), (126, 2044392), (129, 1996848), (144, 1788843), (147, 1752336), (168, 1533294), (172, 1497636), (189, 1362928), (196, 1314252), (216, 1192562), (252, 1022196), (258, 998424), (283, 910224), (294, 876168), (301, 855792), (336, 766647), (344, 748818), (378, 681464), (387, 665616), (392, 657126), (432, 596281), (441, 584112), (504, 511098), (516, 499212), (566, 455112), (588, 438084), (602, 427896), (688, 374409), (756, 340732), (774, 332808), (784, 328563), (849, 303408), (882, 292056), (903, 285264), (1008, 255549), (1032, 249606), (1132, 227556), (1161, 221872), (1176, 219042), (1204, 213948), (1323, 194704), (1512, 170366), (1548, 166404), (1698, 151704), (1764, 146028), (1806, 142632), (1981, 130032), (2064, 124803), (2107, 122256), (2264, 113778), (2322, 110936), (2352, 109521), (2408, 106974), (2547, 101136), (2646, 97352), (2709, 95088), (3024, 85183), (3096, 83202), (3396, 75852), (3528, 73014), (3612, 71316), (3962, 65016), (4214, 61128), (4528, 56889), (4644, 55468), (4816, 53487), (5094, 50568), (5292, 48676), (5418, 47544), (5943, 43344), (6192, 41601), (6321, 40752), (6792, 37926), (7056, 36507), (7224, 35658), (7641, 33712), (7924, 32508), (8127, 31696), (8428, 30564), (9288, 27734), (10188, 25284), (10584, 24338), (10836, 23772), (11886, 21672), (12169, 21168), (12642, 20376), (13584, 18963), (13867, 18576), (14448, 17829), (15282, 16856), (15848, 16254)]