257328792

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{593}}^1$

素因数の和:663

約数の個数: 192

約数和(自身を含む): 853221600

約数和(自身を除く): 595892808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 41, 42, 49, 54, 56, 63, 72, 82, 84, 98, 108, 123, 126, 147, 164, 168, 189, 196, 216, 246, 252, 287, 294, 328, 369, 378, 392, 441, 492, 504, 574, 588, 593, 738, 756, 861, 882, 984, 1107, 1148, 1176, 1186, 1323, 1476, 1512, 1722, 1764, 1779, 2009, 2214, 2296, 2372, 2583, 2646, 2952, 3444, 3528, 3558, 4018, 4151, 4428, 4744, 5166, 5292, 5337, 6027, 6888, 7116, 7749, 8036, 8302, 8856, 10332, 10584, 10674, 12054, 12453, 14232, 15498, 16011, 16072, 16604, 18081, 20664, 21348, 24108, 24313, 24906, 29057, 30996, 32022, 33208, 36162, 37359, 42696, 48216, 48626, 49812, 54243, 58114, 61992, 64044, 72324, 72939, 74718, 87171, 97252, 99624, 108486, 112077, 116228, 128088, 144648, 145878, 149436, 170191, 174342, 194504, 216972, 218817, 224154, 232456, 261513, 291756, 298872, 340382, 348684, 433944, 437634, 448308, 510573, 523026, 583512, 656451, 680764, 697368, 784539, 875268, 896616, 1021146, 1046052, 1191337, 1312902, 1361528, 1531719, 1569078, 1750536, 2042292, 2092104, 2382674, 2625804, 3063438, 3138156, 3574011, 4084584, 4595157, 4765348, 5251608, 6126876, 6276312, 7148022, 9190314, 9530696, 10722033, 12253752, 14296044, 18380628, 21444066, 28592088, 32166099, 36761256, 42888132, 64332198, 85776264, 128664396, 257328792]

約数ペア:

[(1, 257328792), (2, 128664396), (3, 85776264), (4, 64332198), (6, 42888132), (7, 36761256), (8, 32166099), (9, 28592088), (12, 21444066), (14, 18380628), (18, 14296044), (21, 12253752), (24, 10722033), (27, 9530696), (28, 9190314), (36, 7148022), (41, 6276312), (42, 6126876), (49, 5251608), (54, 4765348), (56, 4595157), (63, 4084584), (72, 3574011), (82, 3138156), (84, 3063438), (98, 2625804), (108, 2382674), (123, 2092104), (126, 2042292), (147, 1750536), (164, 1569078), (168, 1531719), (189, 1361528), (196, 1312902), (216, 1191337), (246, 1046052), (252, 1021146), (287, 896616), (294, 875268), (328, 784539), (369, 697368), (378, 680764), (392, 656451), (441, 583512), (492, 523026), (504, 510573), (574, 448308), (588, 437634), (593, 433944), (738, 348684), (756, 340382), (861, 298872), (882, 291756), (984, 261513), (1107, 232456), (1148, 224154), (1176, 218817), (1186, 216972), (1323, 194504), (1476, 174342), (1512, 170191), (1722, 149436), (1764, 145878), (1779, 144648), (2009, 128088), (2214, 116228), (2296, 112077), (2372, 108486), (2583, 99624), (2646, 97252), (2952, 87171), (3444, 74718), (3528, 72939), (3558, 72324), (4018, 64044), (4151, 61992), (4428, 58114), (4744, 54243), (5166, 49812), (5292, 48626), (5337, 48216), (6027, 42696), (6888, 37359), (7116, 36162), (7749, 33208), (8036, 32022), (8302, 30996), (8856, 29057), (10332, 24906), (10584, 24313), (10674, 24108), (12054, 21348), (12453, 20664), (14232, 18081), (15498, 16604), (16011, 16072)]