21570017760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{348353}}^1$

素因数の和:348417

約数の個数: 144

約数和(自身を含む): 75319708464

約数和(自身を除く): 53749690704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 1032, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 4128, 5160, 6192, 6880, 7740, 10320, 12384, 15480, 20640, 30960, 61920, 348353, 696706, 1045059, 1393412, 1741765, 2090118, 2786824, 3135177, 3483530, 4180236, 5225295, 5573648, 6270354, 6967060, 8360472, 10450590, 11147296, 12540708, 13934120, 14979179, 15675885, 16720944, 20901180, 25081416, 27868240, 29958358, 31351770, 33441888, 41802360, 44937537, 50162832, 55736480, 59916716, 62703540, 74895895, 83604720, 89875074, 100325664, 119833432, 125407080, 134812611, 149791790, 167209440, 179750148, 224687685, 239666864, 250814160, 269625222, 299583580, 359500296, 449375370, 479333728, 501628320, 539250444, 599167160, 674063055, 719000592, 898750740, 1078500888, 1198334320, 1348126110, 1438001184, 1797501480, 2157001776, 2396668640, 2696252220, 3595002960, 4314003552, 5392504440, 7190005920, 10785008880, 21570017760]

約数ペア:

[(1, 21570017760), (2, 10785008880), (3, 7190005920), (4, 5392504440), (5, 4314003552), (6, 3595002960), (8, 2696252220), (9, 2396668640), (10, 2157001776), (12, 1797501480), (15, 1438001184), (16, 1348126110), (18, 1198334320), (20, 1078500888), (24, 898750740), (30, 719000592), (32, 674063055), (36, 599167160), (40, 539250444), (43, 501628320), (45, 479333728), (48, 449375370), (60, 359500296), (72, 299583580), (80, 269625222), (86, 250814160), (90, 239666864), (96, 224687685), (120, 179750148), (129, 167209440), (144, 149791790), (160, 134812611), (172, 125407080), (180, 119833432), (215, 100325664), (240, 89875074), (258, 83604720), (288, 74895895), (344, 62703540), (360, 59916716), (387, 55736480), (430, 50162832), (480, 44937537), (516, 41802360), (645, 33441888), (688, 31351770), (720, 29958358), (774, 27868240), (860, 25081416), (1032, 20901180), (1290, 16720944), (1376, 15675885), (1440, 14979179), (1548, 13934120), (1720, 12540708), (1935, 11147296), (2064, 10450590), (2580, 8360472), (3096, 6967060), (3440, 6270354), (3870, 5573648), (4128, 5225295), (5160, 4180236), (6192, 3483530), (6880, 3135177), (7740, 2786824), (10320, 2090118), (12384, 1741765), (15480, 1393412), (20640, 1045059), (30960, 696706), (61920, 348353)]