255782016

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 256

約数和(自身を含む): 879648000

約数和(自身を除く): 623865984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 97, 108, 109, 112, 126, 128, 144, 168, 189, 192, 194, 216, 218, 224, 252, 288, 291, 327, 336, 378, 384, 388, 432, 436, 448, 504, 576, 582, 654, 672, 679, 756, 763, 776, 864, 872, 873, 896, 981, 1008, 1152, 1164, 1308, 1344, 1358, 1512, 1526, 1552, 1728, 1744, 1746, 1962, 2016, 2037, 2289, 2328, 2616, 2619, 2688, 2716, 2943, 3024, 3052, 3104, 3456, 3488, 3492, 3924, 4032, 4074, 4578, 4656, 5232, 5238, 5432, 5886, 6048, 6104, 6111, 6208, 6867, 6976, 6984, 7848, 8064, 8148, 9156, 9312, 10464, 10476, 10573, 10864, 11772, 12096, 12208, 12222, 12416, 13734, 13952, 13968, 15696, 16296, 18312, 18333, 18624, 20601, 20928, 20952, 21146, 21728, 23544, 24192, 24416, 24444, 27468, 27936, 31392, 31719, 32592, 36624, 36666, 37248, 41202, 41856, 41904, 42292, 43456, 47088, 48832, 48888, 54936, 55872, 62784, 63438, 65184, 73248, 73332, 74011, 82404, 83808, 84584, 86912, 94176, 95157, 97664, 97776, 109872, 111744, 125568, 126876, 130368, 146496, 146664, 148022, 164808, 167616, 169168, 188352, 190314, 195552, 219744, 222033, 253752, 260736, 285471, 292992, 293328, 296044, 329616, 335232, 338336, 376704, 380628, 391104, 439488, 444066, 507504, 570942, 586656, 592088, 659232, 666099, 676672, 761256, 782208, 878976, 888132, 1015008, 1141884, 1173312, 1184176, 1318464, 1332198, 1353344, 1522512, 1776264, 1998297, 2030016, 2283768, 2346624, 2368352, 2636928, 2664396, 3045024, 3552528, 3996594, 4060032, 4567536, 4736704, 5328792, 6090048, 7105056, 7993188, 9135072, 9473408, 10657584, 12180096, 14210112, 15986376, 18270144, 21315168, 28420224, 31972752, 36540288, 42630336, 63945504, 85260672, 127891008, 255782016]

約数ペア:

[(1, 255782016), (2, 127891008), (3, 85260672), (4, 63945504), (6, 42630336), (7, 36540288), (8, 31972752), (9, 28420224), (12, 21315168), (14, 18270144), (16, 15986376), (18, 14210112), (21, 12180096), (24, 10657584), (27, 9473408), (28, 9135072), (32, 7993188), (36, 7105056), (42, 6090048), (48, 5328792), (54, 4736704), (56, 4567536), (63, 4060032), (64, 3996594), (72, 3552528), (84, 3045024), (96, 2664396), (97, 2636928), (108, 2368352), (109, 2346624), (112, 2283768), (126, 2030016), (128, 1998297), (144, 1776264), (168, 1522512), (189, 1353344), (192, 1332198), (194, 1318464), (216, 1184176), (218, 1173312), (224, 1141884), (252, 1015008), (288, 888132), (291, 878976), (327, 782208), (336, 761256), (378, 676672), (384, 666099), (388, 659232), (432, 592088), (436, 586656), (448, 570942), (504, 507504), (576, 444066), (582, 439488), (654, 391104), (672, 380628), (679, 376704), (756, 338336), (763, 335232), (776, 329616), (864, 296044), (872, 293328), (873, 292992), (896, 285471), (981, 260736), (1008, 253752), (1152, 222033), (1164, 219744), (1308, 195552), (1344, 190314), (1358, 188352), (1512, 169168), (1526, 167616), (1552, 164808), (1728, 148022), (1744, 146664), (1746, 146496), (1962, 130368), (2016, 126876), (2037, 125568), (2289, 111744), (2328, 109872), (2616, 97776), (2619, 97664), (2688, 95157), (2716, 94176), (2943, 86912), (3024, 84584), (3052, 83808), (3104, 82404), (3456, 74011), (3488, 73332), (3492, 73248), (3924, 65184), (4032, 63438), (4074, 62784), (4578, 55872), (4656, 54936), (5232, 48888), (5238, 48832), (5432, 47088), (5886, 43456), (6048, 42292), (6104, 41904), (6111, 41856), (6208, 41202), (6867, 37248), (6976, 36666), (6984, 36624), (7848, 32592), (8064, 31719), (8148, 31392), (9156, 27936), (9312, 27468), (10464, 24444), (10476, 24416), (10573, 24192), (10864, 23544), (11772, 21728), (12096, 21146), (12208, 20952), (12222, 20928), (12416, 20601), (13734, 18624), (13952, 18333), (13968, 18312), (15696, 16296)]