2780422560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:668

約数の個数: 288

約数和(自身を含む): 9906624000

約数和(自身を除く): 7126201440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 139, 144, 145, 160, 174, 180, 232, 240, 261, 278, 288, 290, 348, 360, 417, 435, 464, 479, 480, 522, 556, 580, 695, 696, 720, 834, 870, 928, 958, 1044, 1112, 1160, 1251, 1305, 1390, 1392, 1437, 1440, 1668, 1740, 1916, 2085, 2088, 2224, 2320, 2395, 2502, 2610, 2780, 2784, 2874, 3336, 3480, 3832, 4031, 4170, 4176, 4311, 4448, 4640, 4790, 5004, 5220, 5560, 5748, 6255, 6672, 6960, 7185, 7664, 8062, 8340, 8352, 8622, 9580, 10008, 10440, 11120, 11496, 12093, 12510, 13344, 13891, 13920, 14370, 15328, 16124, 16680, 17244, 19160, 20016, 20155, 20880, 21555, 22240, 22992, 24186, 25020, 27782, 28740, 32248, 33360, 34488, 36279, 38320, 40032, 40310, 41673, 41760, 43110, 45984, 48372, 50040, 55564, 57480, 60465, 64496, 66581, 66720, 68976, 69455, 72558, 76640, 80620, 83346, 86220, 96744, 100080, 111128, 114960, 120930, 125019, 128992, 133162, 137952, 138910, 145116, 161240, 166692, 172440, 181395, 193488, 199743, 200160, 208365, 222256, 229920, 241860, 250038, 266324, 277820, 290232, 322480, 332905, 333384, 344880, 362790, 386976, 399486, 416730, 444512, 483720, 500076, 532648, 555640, 580464, 599229, 625095, 644960, 665810, 666768, 689760, 725580, 798972, 833460, 967440, 998715, 1000152, 1065296, 1111280, 1160928, 1198458, 1250190, 1331620, 1333536, 1451160, 1597944, 1666920, 1930849, 1934880, 1997430, 2000304, 2130592, 2222560, 2396916, 2500380, 2663240, 2902320, 2996145, 3195888, 3333840, 3861698, 3994860, 4000608, 4793832, 5000760, 5326480, 5792547, 5804640, 5992290, 6391776, 6667680, 7723396, 7989720, 9587664, 9654245, 10001520, 10652960, 11585094, 11984580, 15446792, 15979440, 17377641, 19175328, 19308490, 20003040, 23170188, 23969160, 28962735, 30893584, 31958880, 34755282, 38616980, 46340376, 47938320, 57925470, 61787168, 69510564, 77233960, 86888205, 92680752, 95876640, 115850940, 139021128, 154467920, 173776410, 185361504, 231701880, 278042256, 308935840, 347552820, 463403760, 556084512, 695105640, 926807520, 1390211280, 2780422560]

約数ペア:

[(1, 2780422560), (2, 1390211280), (3, 926807520), (4, 695105640), (5, 556084512), (6, 463403760), (8, 347552820), (9, 308935840), (10, 278042256), (12, 231701880), (15, 185361504), (16, 173776410), (18, 154467920), (20, 139021128), (24, 115850940), (29, 95876640), (30, 92680752), (32, 86888205), (36, 77233960), (40, 69510564), (45, 61787168), (48, 57925470), (58, 47938320), (60, 46340376), (72, 38616980), (80, 34755282), (87, 31958880), (90, 30893584), (96, 28962735), (116, 23969160), (120, 23170188), (139, 20003040), (144, 19308490), (145, 19175328), (160, 17377641), (174, 15979440), (180, 15446792), (232, 11984580), (240, 11585094), (261, 10652960), (278, 10001520), (288, 9654245), (290, 9587664), (348, 7989720), (360, 7723396), (417, 6667680), (435, 6391776), (464, 5992290), (479, 5804640), (480, 5792547), (522, 5326480), (556, 5000760), (580, 4793832), (695, 4000608), (696, 3994860), (720, 3861698), (834, 3333840), (870, 3195888), (928, 2996145), (958, 2902320), (1044, 2663240), (1112, 2500380), (1160, 2396916), (1251, 2222560), (1305, 2130592), (1390, 2000304), (1392, 1997430), (1437, 1934880), (1440, 1930849), (1668, 1666920), (1740, 1597944), (1916, 1451160), (2085, 1333536), (2088, 1331620), (2224, 1250190), (2320, 1198458), (2395, 1160928), (2502, 1111280), (2610, 1065296), (2780, 1000152), (2784, 998715), (2874, 967440), (3336, 833460), (3480, 798972), (3832, 725580), (4031, 689760), (4170, 666768), (4176, 665810), (4311, 644960), (4448, 625095), (4640, 599229), (4790, 580464), (5004, 555640), (5220, 532648), (5560, 500076), (5748, 483720), (6255, 444512), (6672, 416730), (6960, 399486), (7185, 386976), (7664, 362790), (8062, 344880), (8340, 333384), (8352, 332905), (8622, 322480), (9580, 290232), (10008, 277820), (10440, 266324), (11120, 250038), (11496, 241860), (12093, 229920), (12510, 222256), (13344, 208365), (13891, 200160), (13920, 199743), (14370, 193488), (15328, 181395), (16124, 172440), (16680, 166692), (17244, 161240), (19160, 145116), (20016, 138910), (20155, 137952), (20880, 133162), (21555, 128992), (22240, 125019), (22992, 120930), (24186, 114960), (25020, 111128), (27782, 100080), (28740, 96744), (32248, 86220), (33360, 83346), (34488, 80620), (36279, 76640), (38320, 72558), (40032, 69455), (40310, 68976), (41673, 66720), (41760, 66581), (43110, 64496), (45984, 60465), (48372, 57480), (50040, 55564)]