8438384080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{30319}}^1$

素因数の和:30417

約数の個数: 120

約数和(自身を含む): 23144590080

約数和(自身を除く): 14706206000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 196, 245, 280, 284, 355, 392, 490, 497, 560, 568, 710, 784, 980, 994, 1136, 1420, 1960, 1988, 2485, 2840, 3479, 3920, 3976, 4970, 5680, 6958, 7952, 9940, 13916, 17395, 19880, 27832, 30319, 34790, 39760, 55664, 60638, 69580, 121276, 139160, 151595, 212233, 242552, 278320, 303190, 424466, 485104, 606380, 848932, 1061165, 1212760, 1485631, 1697864, 2122330, 2152649, 2425520, 2971262, 3395728, 4244660, 4305298, 5942524, 7428155, 8489320, 8610596, 10763245, 11885048, 14856310, 15068543, 16978640, 17221192, 21526490, 23770096, 29712620, 30137086, 34442384, 43052980, 59425240, 60274172, 75342715, 86105960, 105479801, 118850480, 120548344, 150685430, 172211920, 210959602, 241096688, 301370860, 421919204, 527399005, 602741720, 843838408, 1054798010, 1205483440, 1687676816, 2109596020, 4219192040, 8438384080]

約数ペア:

[(1, 8438384080), (2, 4219192040), (4, 2109596020), (5, 1687676816), (7, 1205483440), (8, 1054798010), (10, 843838408), (14, 602741720), (16, 527399005), (20, 421919204), (28, 301370860), (35, 241096688), (40, 210959602), (49, 172211920), (56, 150685430), (70, 120548344), (71, 118850480), (80, 105479801), (98, 86105960), (112, 75342715), (140, 60274172), (142, 59425240), (196, 43052980), (245, 34442384), (280, 30137086), (284, 29712620), (355, 23770096), (392, 21526490), (490, 17221192), (497, 16978640), (560, 15068543), (568, 14856310), (710, 11885048), (784, 10763245), (980, 8610596), (994, 8489320), (1136, 7428155), (1420, 5942524), (1960, 4305298), (1988, 4244660), (2485, 3395728), (2840, 2971262), (3479, 2425520), (3920, 2152649), (3976, 2122330), (4970, 1697864), (5680, 1485631), (6958, 1212760), (7952, 1061165), (9940, 848932), (13916, 606380), (17395, 485104), (19880, 424466), (27832, 303190), (30319, 278320), (34790, 242552), (39760, 212233), (55664, 151595), (60638, 139160), (69580, 121276)]