257527424

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 256

約数和(自身を含む): 713836800

約数和(自身を除く): 456309376

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 29, 32, 34, 44, 53, 56, 58, 64, 68, 77, 88, 106, 112, 116, 119, 128, 136, 154, 176, 187, 203, 212, 224, 232, 238, 272, 308, 319, 352, 371, 374, 406, 424, 448, 464, 476, 493, 544, 583, 616, 638, 704, 742, 748, 812, 848, 896, 901, 928, 952, 986, 1088, 1166, 1232, 1276, 1309, 1408, 1484, 1496, 1537, 1624, 1696, 1802, 1856, 1904, 1972, 2176, 2233, 2332, 2464, 2552, 2618, 2968, 2992, 3074, 3248, 3392, 3451, 3604, 3712, 3808, 3944, 4081, 4466, 4664, 4928, 5104, 5236, 5423, 5936, 5984, 6148, 6307, 6496, 6784, 6902, 7208, 7616, 7888, 8162, 8932, 9328, 9856, 9911, 10208, 10472, 10759, 10846, 11872, 11968, 12296, 12614, 12992, 13804, 14416, 15232, 15776, 16324, 16907, 17864, 18656, 19822, 20416, 20944, 21518, 21692, 23744, 23936, 24592, 25228, 25984, 26129, 27608, 28832, 31552, 32648, 33814, 35728, 37312, 37961, 39644, 40832, 41888, 43036, 43384, 47488, 49184, 50456, 52258, 55216, 57664, 63104, 65296, 67628, 69377, 71456, 74624, 75922, 79288, 83776, 86072, 86768, 98368, 100912, 104516, 110432, 115328, 118349, 130592, 135256, 138754, 142912, 151844, 158576, 167552, 172144, 173536, 182903, 196736, 201824, 209032, 220864, 236698, 261184, 270512, 277508, 285824, 287419, 303688, 317152, 344288, 347072, 365806, 403648, 418064, 441728, 473396, 522368, 541024, 555016, 574838, 607376, 634304, 688576, 694144, 731612, 807296, 836128, 946792, 1082048, 1110032, 1149676, 1214752, 1268608, 1377152, 1463224, 1672256, 1893584, 2011933, 2164096, 2220064, 2299352, 2429504, 2926448, 3344512, 3787168, 4023866, 4440128, 4598704, 4859008, 5852896, 7574336, 8047732, 8880256, 9197408, 11705792, 15148672, 16095464, 18394816, 23411584, 32190928, 36789632, 64381856, 128763712, 257527424]

約数ペア:

[(1, 257527424), (2, 128763712), (4, 64381856), (7, 36789632), (8, 32190928), (11, 23411584), (14, 18394816), (16, 16095464), (17, 15148672), (22, 11705792), (28, 9197408), (29, 8880256), (32, 8047732), (34, 7574336), (44, 5852896), (53, 4859008), (56, 4598704), (58, 4440128), (64, 4023866), (68, 3787168), (77, 3344512), (88, 2926448), (106, 2429504), (112, 2299352), (116, 2220064), (119, 2164096), (128, 2011933), (136, 1893584), (154, 1672256), (176, 1463224), (187, 1377152), (203, 1268608), (212, 1214752), (224, 1149676), (232, 1110032), (238, 1082048), (272, 946792), (308, 836128), (319, 807296), (352, 731612), (371, 694144), (374, 688576), (406, 634304), (424, 607376), (448, 574838), (464, 555016), (476, 541024), (493, 522368), (544, 473396), (583, 441728), (616, 418064), (638, 403648), (704, 365806), (742, 347072), (748, 344288), (812, 317152), (848, 303688), (896, 287419), (901, 285824), (928, 277508), (952, 270512), (986, 261184), (1088, 236698), (1166, 220864), (1232, 209032), (1276, 201824), (1309, 196736), (1408, 182903), (1484, 173536), (1496, 172144), (1537, 167552), (1624, 158576), (1696, 151844), (1802, 142912), (1856, 138754), (1904, 135256), (1972, 130592), (2176, 118349), (2233, 115328), (2332, 110432), (2464, 104516), (2552, 100912), (2618, 98368), (2968, 86768), (2992, 86072), (3074, 83776), (3248, 79288), (3392, 75922), (3451, 74624), (3604, 71456), (3712, 69377), (3808, 67628), (3944, 65296), (4081, 63104), (4466, 57664), (4664, 55216), (4928, 52258), (5104, 50456), (5236, 49184), (5423, 47488), (5936, 43384), (5984, 43036), (6148, 41888), (6307, 40832), (6496, 39644), (6784, 37961), (6902, 37312), (7208, 35728), (7616, 33814), (7888, 32648), (8162, 31552), (8932, 28832), (9328, 27608), (9856, 26129), (9911, 25984), (10208, 25228), (10472, 24592), (10759, 23936), (10846, 23744), (11872, 21692), (11968, 21518), (12296, 20944), (12614, 20416), (12992, 19822), (13804, 18656), (14416, 17864), (15232, 16907), (15776, 16324)]