2561407488

素因数分解:

$2^9\times 3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 320

約数和(自身を含む): 8066150400

約数和(自身を除く): 5504742912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 43, 48, 54, 62, 64, 72, 86, 93, 96, 108, 124, 128, 129, 139, 144, 172, 186, 192, 216, 248, 256, 258, 278, 279, 288, 344, 372, 384, 387, 417, 432, 496, 512, 516, 556, 558, 576, 688, 744, 768, 774, 834, 837, 864, 992, 1032, 1112, 1116, 1152, 1161, 1251, 1333, 1376, 1488, 1536, 1548, 1668, 1674, 1728, 1984, 2064, 2224, 2232, 2304, 2322, 2502, 2666, 2752, 2976, 3096, 3336, 3348, 3456, 3753, 3968, 3999, 4128, 4309, 4448, 4464, 4608, 4644, 5004, 5332, 5504, 5952, 5977, 6192, 6672, 6696, 6912, 7506, 7936, 7998, 8256, 8618, 8896, 8928, 9288, 10008, 10664, 11008, 11904, 11954, 11997, 12384, 12927, 13344, 13392, 13824, 15012, 15872, 15996, 16512, 17236, 17792, 17856, 17931, 18576, 20016, 21328, 22016, 23808, 23908, 23994, 24768, 25854, 26688, 26784, 30024, 31992, 33024, 34472, 35584, 35712, 35862, 35991, 37152, 38781, 40032, 42656, 47616, 47816, 47988, 49536, 51708, 53376, 53568, 53793, 60048, 63984, 66048, 68944, 71168, 71424, 71724, 71982, 74304, 77562, 80064, 85312, 95632, 95976, 99072, 103416, 106752, 107136, 107586, 116343, 120096, 127968, 137888, 142848, 143448, 143964, 148608, 155124, 160128, 161379, 170624, 185287, 191264, 191952, 198144, 206832, 213504, 214272, 215172, 232686, 240192, 255936, 275776, 286896, 287928, 297216, 310248, 320256, 322758, 341248, 370574, 382528, 383904, 413664, 428544, 430344, 465372, 480384, 511872, 551552, 555861, 573792, 575856, 594432, 620496, 640512, 645516, 682496, 741148, 765056, 767808, 827328, 860688, 930744, 960768, 1023744, 1103104, 1111722, 1147584, 1151712, 1240992, 1291032, 1482296, 1530112, 1535616, 1654656, 1667583, 1721376, 1861488, 1921536, 2047488, 2206208, 2223444, 2295168, 2303424, 2481984, 2582064, 2964592, 3060224, 3071232, 3309312, 3335166, 3442752, 3722976, 4446888, 4590336, 4606848, 4963968, 5002749, 5164128, 5929184, 6142464, 6618624, 6670332, 6885504, 7445952, 8893776, 9180672, 9213696, 9927936, 10005498, 10328256, 11858368, 13340664, 13771008, 14891904, 17787552, 18427392, 19855872, 20010996, 20656512, 23716736, 26681328, 27542016, 29783808, 35575104, 40021992, 41313024, 47433472, 53362656, 59567616, 71150208, 80043984, 82626048, 94866944, 106725312, 142300416, 160087968, 213450624, 284600832, 320175936, 426901248, 640351872, 853802496, 1280703744, 2561407488]

約数ペア:

[(1, 2561407488), (2, 1280703744), (3, 853802496), (4, 640351872), (6, 426901248), (8, 320175936), (9, 284600832), (12, 213450624), (16, 160087968), (18, 142300416), (24, 106725312), (27, 94866944), (31, 82626048), (32, 80043984), (36, 71150208), (43, 59567616), (48, 53362656), (54, 47433472), (62, 41313024), (64, 40021992), (72, 35575104), (86, 29783808), (93, 27542016), (96, 26681328), (108, 23716736), (124, 20656512), (128, 20010996), (129, 19855872), (139, 18427392), (144, 17787552), (172, 14891904), (186, 13771008), (192, 13340664), (216, 11858368), (248, 10328256), (256, 10005498), (258, 9927936), (278, 9213696), (279, 9180672), (288, 8893776), (344, 7445952), (372, 6885504), (384, 6670332), (387, 6618624), (417, 6142464), (432, 5929184), (496, 5164128), (512, 5002749), (516, 4963968), (556, 4606848), (558, 4590336), (576, 4446888), (688, 3722976), (744, 3442752), (768, 3335166), (774, 3309312), (834, 3071232), (837, 3060224), (864, 2964592), (992, 2582064), (1032, 2481984), (1112, 2303424), (1116, 2295168), (1152, 2223444), (1161, 2206208), (1251, 2047488), (1333, 1921536), (1376, 1861488), (1488, 1721376), (1536, 1667583), (1548, 1654656), (1668, 1535616), (1674, 1530112), (1728, 1482296), (1984, 1291032), (2064, 1240992), (2224, 1151712), (2232, 1147584), (2304, 1111722), (2322, 1103104), (2502, 1023744), (2666, 960768), (2752, 930744), (2976, 860688), (3096, 827328), (3336, 767808), (3348, 765056), (3456, 741148), (3753, 682496), (3968, 645516), (3999, 640512), (4128, 620496), (4309, 594432), (4448, 575856), (4464, 573792), (4608, 555861), (4644, 551552), (5004, 511872), (5332, 480384), (5504, 465372), (5952, 430344), (5977, 428544), (6192, 413664), (6672, 383904), (6696, 382528), (6912, 370574), (7506, 341248), (7936, 322758), (7998, 320256), (8256, 310248), (8618, 297216), (8896, 287928), (8928, 286896), (9288, 275776), (10008, 255936), (10664, 240192), (11008, 232686), (11904, 215172), (11954, 214272), (11997, 213504), (12384, 206832), (12927, 198144), (13344, 191952), (13392, 191264), (13824, 185287), (15012, 170624), (15872, 161379), (15996, 160128), (16512, 155124), (17236, 148608), (17792, 143964), (17856, 143448), (17931, 142848), (18576, 137888), (20016, 127968), (21328, 120096), (22016, 116343), (23808, 107586), (23908, 107136), (23994, 106752), (24768, 103416), (25854, 99072), (26688, 95976), (26784, 95632), (30024, 85312), (31992, 80064), (33024, 77562), (34472, 74304), (35584, 71982), (35712, 71724), (35862, 71424), (35991, 71168), (37152, 68944), (38781, 66048), (40032, 63984), (42656, 60048), (47616, 53793), (47816, 53568), (47988, 53376), (49536, 51708)]