21278208000

素因数分解:

$2^{12}\times 3^1\times 5^3\times 7^1\times {\mathrm{1979}}^1$

素因数の和:2028

約数の個数: 416

約数和(自身を含む): 80961154560

約数和(自身を除く): 59682946560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 250, 256, 280, 300, 320, 336, 350, 375, 384, 400, 420, 448, 480, 500, 512, 525, 560, 600, 640, 672, 700, 750, 768, 800, 840, 875, 896, 960, 1000, 1024, 1050, 1120, 1200, 1280, 1344, 1400, 1500, 1536, 1600, 1680, 1750, 1792, 1920, 1979, 2000, 2048, 2100, 2240, 2400, 2560, 2625, 2688, 2800, 3000, 3072, 3200, 3360, 3500, 3584, 3840, 3958, 4000, 4096, 4200, 4480, 4800, 5120, 5250, 5376, 5600, 5937, 6000, 6144, 6400, 6720, 7000, 7168, 7680, 7916, 8000, 8400, 8960, 9600, 9895, 10240, 10500, 10752, 11200, 11874, 12000, 12288, 12800, 13440, 13853, 14000, 14336, 15360, 15832, 16000, 16800, 17920, 19200, 19790, 20480, 21000, 21504, 22400, 23748, 24000, 25600, 26880, 27706, 28000, 28672, 29685, 30720, 31664, 32000, 33600, 35840, 38400, 39580, 41559, 42000, 43008, 44800, 47496, 48000, 49475, 51200, 53760, 55412, 56000, 59370, 61440, 63328, 64000, 67200, 69265, 71680, 76800, 79160, 83118, 84000, 86016, 89600, 94992, 96000, 98950, 102400, 107520, 110824, 112000, 118740, 126656, 128000, 134400, 138530, 143360, 148425, 153600, 158320, 166236, 168000, 179200, 189984, 192000, 197900, 207795, 215040, 221648, 224000, 237480, 247375, 253312, 256000, 268800, 277060, 296850, 307200, 316640, 332472, 336000, 346325, 358400, 379968, 384000, 395800, 415590, 430080, 443296, 448000, 474960, 494750, 506624, 512000, 537600, 554120, 593700, 633280, 664944, 672000, 692650, 716800, 742125, 759936, 768000, 791600, 831180, 886592, 896000, 949920, 989500, 1013248, 1038975, 1075200, 1108240, 1187400, 1266560, 1329888, 1344000, 1385300, 1484250, 1519872, 1536000, 1583200, 1662360, 1731625, 1773184, 1792000, 1899840, 1979000, 2026496, 2077950, 2150400, 2216480, 2374800, 2533120, 2659776, 2688000, 2770600, 2968500, 3039744, 3166400, 3324720, 3463250, 3546368, 3584000, 3799680, 3958000, 4052992, 4155900, 4432960, 4749600, 5066240, 5194875, 5319552, 5376000, 5541200, 5937000, 6079488, 6332800, 6649440, 6926500, 7092736, 7599360, 7916000, 8105984, 8311800, 8865920, 9499200, 10132480, 10389750, 10639104, 10752000, 11082400, 11874000, 12158976, 12665600, 13298880, 13853000, 14185472, 15198720, 15832000, 16623600, 17731840, 18998400, 20264960, 20779500, 21278208, 22164800, 23748000, 24317952, 25331200, 26597760, 27706000, 28370944, 30397440, 31664000, 33247200, 35463680, 37996800, 40529920, 41559000, 42556416, 44329600, 47496000, 50662400, 53195520, 55412000, 56741888, 60794880, 63328000, 66494400, 70927360, 75993600, 83118000, 85112832, 88659200, 94992000, 101324800, 106391040, 110824000, 121589760, 126656000, 132988800, 141854720, 151987200, 166236000, 170225664, 177318400, 189984000, 202649600, 212782080, 221648000, 253312000, 265977600, 283709440, 303974400, 332472000, 354636800, 379968000, 425564160, 443296000, 506624000, 531955200, 607948800, 664944000, 709273600, 759936000, 851128320, 886592000, 1013248000, 1063910400, 1329888000, 1418547200, 1519872000, 1773184000, 2127820800, 2659776000, 3039744000, 3546368000, 4255641600, 5319552000, 7092736000, 10639104000, 21278208000]

約数ペア:

[(1, 21278208000), (2, 10639104000), (3, 7092736000), (4, 5319552000), (5, 4255641600), (6, 3546368000), (7, 3039744000), (8, 2659776000), (10, 2127820800), (12, 1773184000), (14, 1519872000), (15, 1418547200), (16, 1329888000), (20, 1063910400), (21, 1013248000), (24, 886592000), (25, 851128320), (28, 759936000), (30, 709273600), (32, 664944000), (35, 607948800), (40, 531955200), (42, 506624000), (48, 443296000), (50, 425564160), (56, 379968000), (60, 354636800), (64, 332472000), (70, 303974400), (75, 283709440), (80, 265977600), (84, 253312000), (96, 221648000), (100, 212782080), (105, 202649600), (112, 189984000), (120, 177318400), (125, 170225664), (128, 166236000), (140, 151987200), (150, 141854720), (160, 132988800), (168, 126656000), (175, 121589760), (192, 110824000), (200, 106391040), (210, 101324800), (224, 94992000), (240, 88659200), (250, 85112832), (256, 83118000), (280, 75993600), (300, 70927360), (320, 66494400), (336, 63328000), (350, 60794880), (375, 56741888), (384, 55412000), (400, 53195520), (420, 50662400), (448, 47496000), (480, 44329600), (500, 42556416), (512, 41559000), (525, 40529920), (560, 37996800), (600, 35463680), (640, 33247200), (672, 31664000), (700, 30397440), (750, 28370944), (768, 27706000), (800, 26597760), (840, 25331200), (875, 24317952), (896, 23748000), (960, 22164800), (1000, 21278208), (1024, 20779500), (1050, 20264960), (1120, 18998400), (1200, 17731840), (1280, 16623600), (1344, 15832000), (1400, 15198720), (1500, 14185472), (1536, 13853000), (1600, 13298880), (1680, 12665600), (1750, 12158976), (1792, 11874000), (1920, 11082400), (1979, 10752000), (2000, 10639104), (2048, 10389750), (2100, 10132480), (2240, 9499200), (2400, 8865920), (2560, 8311800), (2625, 8105984), (2688, 7916000), (2800, 7599360), (3000, 7092736), (3072, 6926500), (3200, 6649440), (3360, 6332800), (3500, 6079488), (3584, 5937000), (3840, 5541200), (3958, 5376000), (4000, 5319552), (4096, 5194875), (4200, 5066240), (4480, 4749600), (4800, 4432960), (5120, 4155900), (5250, 4052992), (5376, 3958000), (5600, 3799680), (5937, 3584000), (6000, 3546368), (6144, 3463250), (6400, 3324720), (6720, 3166400), (7000, 3039744), (7168, 2968500), (7680, 2770600), (7916, 2688000), (8000, 2659776), (8400, 2533120), (8960, 2374800), (9600, 2216480), (9895, 2150400), (10240, 2077950), (10500, 2026496), (10752, 1979000), (11200, 1899840), (11874, 1792000), (12000, 1773184), (12288, 1731625), (12800, 1662360), (13440, 1583200), (13853, 1536000), (14000, 1519872), (14336, 1484250), (15360, 1385300), (15832, 1344000), (16000, 1329888), (16800, 1266560), (17920, 1187400), (19200, 1108240), (19790, 1075200), (20480, 1038975), (21000, 1013248), (21504, 989500), (22400, 949920), (23748, 896000), (24000, 886592), (25600, 831180), (26880, 791600), (27706, 768000), (28000, 759936), (28672, 742125), (29685, 716800), (30720, 692650), (31664, 672000), (32000, 664944), (33600, 633280), (35840, 593700), (38400, 554120), (39580, 537600), (41559, 512000), (42000, 506624), (43008, 494750), (44800, 474960), (47496, 448000), (48000, 443296), (49475, 430080), (51200, 415590), (53760, 395800), (55412, 384000), (56000, 379968), (59370, 358400), (61440, 346325), (63328, 336000), (64000, 332472), (67200, 316640), (69265, 307200), (71680, 296850), (76800, 277060), (79160, 268800), (83118, 256000), (84000, 253312), (86016, 247375), (89600, 237480), (94992, 224000), (96000, 221648), (98950, 215040), (102400, 207795), (107520, 197900), (110824, 192000), (112000, 189984), (118740, 179200), (126656, 168000), (128000, 166236), (134400, 158320), (138530, 153600), (143360, 148425)]