21203881920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{62927}}^1$

素因数の和:62969

約数の個数: 280

約数和(自身を含む): 81229224384

約数和(自身を除く): 60025342464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 576, 585, 624, 648, 702, 720, 780, 810, 832, 864, 936, 960, 1040, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1560, 1620, 1728, 1755, 1872, 2080, 2106, 2160, 2340, 2496, 2592, 2808, 2880, 3120, 3240, 3510, 3744, 4160, 4212, 4320, 4680, 5184, 5265, 5616, 6240, 6480, 7020, 7488, 8424, 8640, 9360, 10530, 11232, 12480, 12960, 14040, 16848, 18720, 21060, 22464, 25920, 28080, 33696, 37440, 42120, 56160, 62927, 67392, 84240, 112320, 125854, 168480, 188781, 251708, 314635, 336960, 377562, 503416, 566343, 629270, 755124, 818051, 943905, 1006832, 1132686, 1258540, 1510248, 1636102, 1699029, 1887810, 2013664, 2265372, 2454153, 2517080, 2831715, 3020496, 3272204, 3398058, 3775620, 4027328, 4090255, 4530744, 4908306, 5034160, 5097087, 5663430, 6040992, 6544408, 6796116, 7362459, 7551240, 8180510, 8495145, 9061488, 9816612, 10068320, 10194174, 11326860, 12081984, 12270765, 13088816, 13592232, 14724918, 15102480, 16361020, 16990290, 18122976, 19633224, 20136640, 20388348, 22087377, 22653720, 24541530, 25485435, 26177632, 27184464, 29449836, 30204960, 32722040, 33980580, 36245952, 36812295, 39266448, 40776696, 44174754, 45307440, 49083060, 50970870, 52355264, 54368928, 58899672, 60409920, 65444080, 66262131, 67961160, 73624590, 78532896, 81553392, 88349508, 90614880, 98166120, 101941740, 108737856, 110436885, 117799344, 130888160, 132524262, 135922320, 147249180, 157065792, 163106784, 176699016, 181229760, 196332240, 203883480, 220873770, 235598688, 261776320, 265048524, 271844640, 294498360, 326213568, 331310655, 353398032, 392664480, 407766960, 441747540, 471197376, 530097048, 543689280, 588996720, 662621310, 706796064, 785328960, 815533920, 883495080, 1060194096, 1177993440, 1325242620, 1413592128, 1631067840, 1766990160, 2120388192, 2355986880, 2650485240, 3533980320, 4240776384, 5300970480, 7067960640, 10601940960, 21203881920]

約数ペア:

[(1, 21203881920), (2, 10601940960), (3, 7067960640), (4, 5300970480), (5, 4240776384), (6, 3533980320), (8, 2650485240), (9, 2355986880), (10, 2120388192), (12, 1766990160), (13, 1631067840), (15, 1413592128), (16, 1325242620), (18, 1177993440), (20, 1060194096), (24, 883495080), (26, 815533920), (27, 785328960), (30, 706796064), (32, 662621310), (36, 588996720), (39, 543689280), (40, 530097048), (45, 471197376), (48, 441747540), (52, 407766960), (54, 392664480), (60, 353398032), (64, 331310655), (65, 326213568), (72, 294498360), (78, 271844640), (80, 265048524), (81, 261776320), (90, 235598688), (96, 220873770), (104, 203883480), (108, 196332240), (117, 181229760), (120, 176699016), (130, 163106784), (135, 157065792), (144, 147249180), (156, 135922320), (160, 132524262), (162, 130888160), (180, 117799344), (192, 110436885), (195, 108737856), (208, 101941740), (216, 98166120), (234, 90614880), (240, 88349508), (260, 81553392), (270, 78532896), (288, 73624590), (312, 67961160), (320, 66262131), (324, 65444080), (351, 60409920), (360, 58899672), (390, 54368928), (405, 52355264), (416, 50970870), (432, 49083060), (468, 45307440), (480, 44174754), (520, 40776696), (540, 39266448), (576, 36812295), (585, 36245952), (624, 33980580), (648, 32722040), (702, 30204960), (720, 29449836), (780, 27184464), (810, 26177632), (832, 25485435), (864, 24541530), (936, 22653720), (960, 22087377), (1040, 20388348), (1053, 20136640), (1080, 19633224), (1170, 18122976), (1248, 16990290), (1296, 16361020), (1404, 15102480), (1440, 14724918), (1560, 13592232), (1620, 13088816), (1728, 12270765), (1755, 12081984), (1872, 11326860), (2080, 10194174), (2106, 10068320), (2160, 9816612), (2340, 9061488), (2496, 8495145), (2592, 8180510), (2808, 7551240), (2880, 7362459), (3120, 6796116), (3240, 6544408), (3510, 6040992), (3744, 5663430), (4160, 5097087), (4212, 5034160), (4320, 4908306), (4680, 4530744), (5184, 4090255), (5265, 4027328), (5616, 3775620), (6240, 3398058), (6480, 3272204), (7020, 3020496), (7488, 2831715), (8424, 2517080), (8640, 2454153), (9360, 2265372), (10530, 2013664), (11232, 1887810), (12480, 1699029), (12960, 1636102), (14040, 1510248), (16848, 1258540), (18720, 1132686), (21060, 1006832), (22464, 943905), (25920, 818051), (28080, 755124), (33696, 629270), (37440, 566343), (42120, 503416), (56160, 377562), (62927, 336960), (67392, 314635), (84240, 251708), (112320, 188781), (125854, 168480)]