320848800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3109}}^1$

素因数の和:3175

約数の個数: 144

約数和(自身を含む): 1068994080

約数和(自身を除く): 748145280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 43, 48, 50, 60, 75, 80, 86, 96, 100, 120, 129, 150, 160, 172, 200, 215, 240, 258, 300, 344, 400, 430, 480, 516, 600, 645, 688, 800, 860, 1032, 1075, 1200, 1290, 1376, 1720, 2064, 2150, 2400, 2580, 3109, 3225, 3440, 4128, 4300, 5160, 6218, 6450, 6880, 8600, 9327, 10320, 12436, 12900, 15545, 17200, 18654, 20640, 24872, 25800, 31090, 34400, 37308, 46635, 49744, 51600, 62180, 74616, 77725, 93270, 99488, 103200, 124360, 133687, 149232, 155450, 186540, 233175, 248720, 267374, 298464, 310900, 373080, 401061, 466350, 497440, 534748, 621800, 668435, 746160, 802122, 932700, 1069496, 1243600, 1336870, 1492320, 1604244, 1865400, 2005305, 2138992, 2487200, 2673740, 3208488, 3342175, 3730800, 4010610, 4277984, 5347480, 6416976, 6684350, 7461600, 8021220, 10026525, 10694960, 12833952, 13368700, 16042440, 20053050, 21389920, 26737400, 32084880, 40106100, 53474800, 64169760, 80212200, 106949600, 160424400, 320848800]

約数ペア:

[(1, 320848800), (2, 160424400), (3, 106949600), (4, 80212200), (5, 64169760), (6, 53474800), (8, 40106100), (10, 32084880), (12, 26737400), (15, 21389920), (16, 20053050), (20, 16042440), (24, 13368700), (25, 12833952), (30, 10694960), (32, 10026525), (40, 8021220), (43, 7461600), (48, 6684350), (50, 6416976), (60, 5347480), (75, 4277984), (80, 4010610), (86, 3730800), (96, 3342175), (100, 3208488), (120, 2673740), (129, 2487200), (150, 2138992), (160, 2005305), (172, 1865400), (200, 1604244), (215, 1492320), (240, 1336870), (258, 1243600), (300, 1069496), (344, 932700), (400, 802122), (430, 746160), (480, 668435), (516, 621800), (600, 534748), (645, 497440), (688, 466350), (800, 401061), (860, 373080), (1032, 310900), (1075, 298464), (1200, 267374), (1290, 248720), (1376, 233175), (1720, 186540), (2064, 155450), (2150, 149232), (2400, 133687), (2580, 124360), (3109, 103200), (3225, 99488), (3440, 93270), (4128, 77725), (4300, 74616), (5160, 62180), (6218, 51600), (6450, 49744), (6880, 46635), (8600, 37308), (9327, 34400), (10320, 31090), (12436, 25800), (12900, 24872), (15545, 20640), (17200, 18654)]