21081857760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{6781}}^1$

素因数の和:6946

約数の個数: 288

約数和(自身を含む): 76784827392

約数和(自身を除く): 55702969632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 127, 136, 144, 153, 160, 170, 180, 204, 240, 254, 255, 272, 288, 306, 340, 360, 381, 408, 480, 508, 510, 544, 612, 635, 680, 720, 762, 765, 816, 1016, 1020, 1143, 1224, 1270, 1360, 1440, 1524, 1530, 1632, 1905, 2032, 2040, 2159, 2286, 2448, 2540, 2720, 3048, 3060, 3810, 4064, 4080, 4318, 4572, 4896, 5080, 5715, 6096, 6120, 6477, 6781, 7620, 8160, 8636, 9144, 10160, 10795, 11430, 12192, 12240, 12954, 13562, 15240, 17272, 18288, 19431, 20320, 20343, 21590, 22860, 24480, 25908, 27124, 30480, 32385, 33905, 34544, 36576, 38862, 40686, 43180, 45720, 51816, 54248, 60960, 61029, 64770, 67810, 69088, 77724, 81372, 86360, 91440, 97155, 101715, 103632, 108496, 115277, 122058, 129540, 135620, 155448, 162744, 172720, 182880, 194310, 203430, 207264, 216992, 230554, 244116, 259080, 271240, 305145, 310896, 325488, 345440, 345831, 388620, 406860, 461108, 488232, 518160, 542480, 576385, 610290, 621792, 650976, 691662, 777240, 813720, 861187, 922216, 976464, 1036320, 1037493, 1084960, 1152770, 1220580, 1383324, 1554480, 1627440, 1722374, 1729155, 1844432, 1952928, 2074986, 2305540, 2441160, 2583561, 2766648, 3108960, 3254880, 3444748, 3458310, 3688864, 4149972, 4305935, 4611080, 4882320, 5167122, 5187465, 5533296, 6889496, 6916620, 7750683, 8299944, 8611870, 9222160, 9764640, 10334244, 10374930, 11066592, 12917805, 13778992, 13833240, 14640179, 15501366, 16599888, 17223740, 18444320, 20668488, 20749860, 25835610, 27557984, 27666480, 29280358, 31002732, 33199776, 34447480, 38753415, 41336976, 41499720, 43920537, 51671220, 55332960, 58560716, 62005464, 68894960, 73200895, 77506830, 82673952, 82999440, 87841074, 103342440, 117121432, 124010928, 131761611, 137789920, 146401790, 155013660, 165998880, 175682148, 206684880, 219602685, 234242864, 248021856, 263523222, 292803580, 310027320, 351364296, 413369760, 439205370, 468485728, 527046444, 585607160, 620054640, 658808055, 702728592, 878410740, 1054092888, 1171214320, 1240109280, 1317616110, 1405457184, 1756821480, 2108185776, 2342428640, 2635232220, 3513642960, 4216371552, 5270464440, 7027285920, 10540928880, 21081857760]

約数ペア:

[(1, 21081857760), (2, 10540928880), (3, 7027285920), (4, 5270464440), (5, 4216371552), (6, 3513642960), (8, 2635232220), (9, 2342428640), (10, 2108185776), (12, 1756821480), (15, 1405457184), (16, 1317616110), (17, 1240109280), (18, 1171214320), (20, 1054092888), (24, 878410740), (30, 702728592), (32, 658808055), (34, 620054640), (36, 585607160), (40, 527046444), (45, 468485728), (48, 439205370), (51, 413369760), (60, 351364296), (68, 310027320), (72, 292803580), (80, 263523222), (85, 248021856), (90, 234242864), (96, 219602685), (102, 206684880), (120, 175682148), (127, 165998880), (136, 155013660), (144, 146401790), (153, 137789920), (160, 131761611), (170, 124010928), (180, 117121432), (204, 103342440), (240, 87841074), (254, 82999440), (255, 82673952), (272, 77506830), (288, 73200895), (306, 68894960), (340, 62005464), (360, 58560716), (381, 55332960), (408, 51671220), (480, 43920537), (508, 41499720), (510, 41336976), (544, 38753415), (612, 34447480), (635, 33199776), (680, 31002732), (720, 29280358), (762, 27666480), (765, 27557984), (816, 25835610), (1016, 20749860), (1020, 20668488), (1143, 18444320), (1224, 17223740), (1270, 16599888), (1360, 15501366), (1440, 14640179), (1524, 13833240), (1530, 13778992), (1632, 12917805), (1905, 11066592), (2032, 10374930), (2040, 10334244), (2159, 9764640), (2286, 9222160), (2448, 8611870), (2540, 8299944), (2720, 7750683), (3048, 6916620), (3060, 6889496), (3810, 5533296), (4064, 5187465), (4080, 5167122), (4318, 4882320), (4572, 4611080), (4896, 4305935), (5080, 4149972), (5715, 3688864), (6096, 3458310), (6120, 3444748), (6477, 3254880), (6781, 3108960), (7620, 2766648), (8160, 2583561), (8636, 2441160), (9144, 2305540), (10160, 2074986), (10795, 1952928), (11430, 1844432), (12192, 1729155), (12240, 1722374), (12954, 1627440), (13562, 1554480), (15240, 1383324), (17272, 1220580), (18288, 1152770), (19431, 1084960), (20320, 1037493), (20343, 1036320), (21590, 976464), (22860, 922216), (24480, 861187), (25908, 813720), (27124, 777240), (30480, 691662), (32385, 650976), (33905, 621792), (34544, 610290), (36576, 576385), (38862, 542480), (40686, 518160), (43180, 488232), (45720, 461108), (51816, 406860), (54248, 388620), (60960, 345831), (61029, 345440), (64770, 325488), (67810, 310896), (69088, 305145), (77724, 271240), (81372, 259080), (86360, 244116), (91440, 230554), (97155, 216992), (101715, 207264), (103632, 203430), (108496, 194310), (115277, 182880), (122058, 172720), (129540, 162744), (135620, 155448)]