257884704

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:464

約数の個数: 288

約数和(自身を含む): 948205440

約数和(自身を除く): 690320736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 29, 32, 33, 36, 42, 44, 48, 56, 58, 63, 66, 72, 77, 84, 87, 88, 96, 99, 112, 116, 126, 132, 144, 154, 168, 174, 176, 198, 203, 224, 231, 232, 252, 261, 264, 288, 308, 319, 336, 348, 352, 396, 401, 406, 462, 464, 504, 522, 528, 609, 616, 638, 672, 693, 696, 792, 802, 812, 924, 928, 957, 1008, 1044, 1056, 1203, 1218, 1232, 1276, 1386, 1392, 1584, 1604, 1624, 1827, 1848, 1914, 2016, 2088, 2233, 2406, 2436, 2464, 2552, 2772, 2784, 2807, 2871, 3168, 3208, 3248, 3609, 3654, 3696, 3828, 4176, 4411, 4466, 4812, 4872, 5104, 5544, 5614, 5742, 6416, 6496, 6699, 7218, 7308, 7392, 7656, 8352, 8421, 8822, 8932, 9624, 9744, 10208, 11088, 11228, 11484, 11629, 12832, 13233, 13398, 14436, 14616, 15312, 16842, 17644, 17864, 19248, 19488, 20097, 22176, 22456, 22968, 23258, 25263, 26466, 26796, 28872, 29232, 30624, 30877, 33684, 34887, 35288, 35728, 38496, 39699, 40194, 44912, 45936, 46516, 50526, 52932, 53592, 57744, 58464, 61754, 67368, 69774, 70576, 71456, 79398, 80388, 81403, 89824, 91872, 92631, 93032, 101052, 104661, 105864, 107184, 115488, 123508, 127919, 134736, 139548, 141152, 158796, 160776, 162806, 185262, 186064, 202104, 209322, 211728, 214368, 244209, 247016, 255838, 269472, 277893, 279096, 317592, 321552, 325612, 370524, 372128, 383757, 404208, 418644, 423456, 488418, 494032, 511676, 555786, 558192, 635184, 643104, 651224, 732627, 741048, 767514, 808416, 837288, 895433, 976836, 988064, 1023352, 1111572, 1116384, 1151271, 1270368, 1302448, 1465254, 1482096, 1535028, 1674576, 1790866, 1953672, 2046704, 2223144, 2302542, 2604896, 2686299, 2930508, 2964192, 3070056, 3349152, 3581732, 3907344, 4093408, 4446288, 4605084, 5372598, 5861016, 6140112, 7163464, 7814688, 8058897, 8892576, 9210168, 10745196, 11722032, 12280224, 14326928, 16117794, 18420336, 21490392, 23444064, 28653856, 32235588, 36840672, 42980784, 64471176, 85961568, 128942352, 257884704]

約数ペア:

[(1, 257884704), (2, 128942352), (3, 85961568), (4, 64471176), (6, 42980784), (7, 36840672), (8, 32235588), (9, 28653856), (11, 23444064), (12, 21490392), (14, 18420336), (16, 16117794), (18, 14326928), (21, 12280224), (22, 11722032), (24, 10745196), (28, 9210168), (29, 8892576), (32, 8058897), (33, 7814688), (36, 7163464), (42, 6140112), (44, 5861016), (48, 5372598), (56, 4605084), (58, 4446288), (63, 4093408), (66, 3907344), (72, 3581732), (77, 3349152), (84, 3070056), (87, 2964192), (88, 2930508), (96, 2686299), (99, 2604896), (112, 2302542), (116, 2223144), (126, 2046704), (132, 1953672), (144, 1790866), (154, 1674576), (168, 1535028), (174, 1482096), (176, 1465254), (198, 1302448), (203, 1270368), (224, 1151271), (231, 1116384), (232, 1111572), (252, 1023352), (261, 988064), (264, 976836), (288, 895433), (308, 837288), (319, 808416), (336, 767514), (348, 741048), (352, 732627), (396, 651224), (401, 643104), (406, 635184), (462, 558192), (464, 555786), (504, 511676), (522, 494032), (528, 488418), (609, 423456), (616, 418644), (638, 404208), (672, 383757), (693, 372128), (696, 370524), (792, 325612), (802, 321552), (812, 317592), (924, 279096), (928, 277893), (957, 269472), (1008, 255838), (1044, 247016), (1056, 244209), (1203, 214368), (1218, 211728), (1232, 209322), (1276, 202104), (1386, 186064), (1392, 185262), (1584, 162806), (1604, 160776), (1624, 158796), (1827, 141152), (1848, 139548), (1914, 134736), (2016, 127919), (2088, 123508), (2233, 115488), (2406, 107184), (2436, 105864), (2464, 104661), (2552, 101052), (2772, 93032), (2784, 92631), (2807, 91872), (2871, 89824), (3168, 81403), (3208, 80388), (3248, 79398), (3609, 71456), (3654, 70576), (3696, 69774), (3828, 67368), (4176, 61754), (4411, 58464), (4466, 57744), (4812, 53592), (4872, 52932), (5104, 50526), (5544, 46516), (5614, 45936), (5742, 44912), (6416, 40194), (6496, 39699), (6699, 38496), (7218, 35728), (7308, 35288), (7392, 34887), (7656, 33684), (8352, 30877), (8421, 30624), (8822, 29232), (8932, 28872), (9624, 26796), (9744, 26466), (10208, 25263), (11088, 23258), (11228, 22968), (11484, 22456), (11629, 22176), (12832, 20097), (13233, 19488), (13398, 19248), (14436, 17864), (14616, 17644), (15312, 16842)]