256833150000

素因数分解:

$2^4\times 3^1\times 5^5\times 7^1\times {\mathrm{244603}}^1$

素因数の和:244646

約数の個数: 240

約数和(自身を含む): 947779838208

約数和(自身を除く): 690946688208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 125, 140, 150, 168, 175, 200, 210, 240, 250, 280, 300, 336, 350, 375, 400, 420, 500, 525, 560, 600, 625, 700, 750, 840, 875, 1000, 1050, 1200, 1250, 1400, 1500, 1680, 1750, 1875, 2000, 2100, 2500, 2625, 2800, 3000, 3125, 3500, 3750, 4200, 4375, 5000, 5250, 6000, 6250, 7000, 7500, 8400, 8750, 9375, 10000, 10500, 12500, 13125, 14000, 15000, 17500, 18750, 21000, 21875, 25000, 26250, 30000, 35000, 37500, 42000, 43750, 50000, 52500, 65625, 70000, 75000, 87500, 105000, 131250, 150000, 175000, 210000, 244603, 262500, 350000, 489206, 525000, 733809, 978412, 1050000, 1223015, 1467618, 1712221, 1956824, 2446030, 2935236, 3424442, 3669045, 3913648, 4892060, 5136663, 5870472, 6115075, 6848884, 7338090, 8561105, 9784120, 10273326, 11740944, 12230150, 13697768, 14676180, 17122210, 18345225, 19568240, 20546652, 24460300, 25683315, 27395536, 29352360, 30575375, 34244420, 36690450, 41093304, 42805525, 48920600, 51366630, 58704720, 61150750, 68488840, 73380900, 82186608, 85611050, 91726125, 97841200, 102733260, 122301500, 128416575, 136977680, 146761800, 152876875, 171222100, 183452250, 205466520, 214027625, 244603000, 256833150, 293523600, 305753750, 342444200, 366904500, 410933040, 428055250, 458630625, 489206000, 513666300, 611507500, 642082875, 684888400, 733809000, 764384375, 856110500, 917261250, 1027332600, 1070138125, 1223015000, 1284165750, 1467618000, 1528768750, 1712221000, 1834522500, 2054665200, 2140276250, 2293153125, 2446030000, 2568331500, 3057537500, 3210414375, 3424442000, 3669045000, 4280552500, 4586306250, 5136663000, 5350690625, 6115075000, 6420828750, 7338090000, 8561105000, 9172612500, 10273326000, 10701381250, 12230150000, 12841657500, 16052071875, 17122210000, 18345225000, 21402762500, 25683315000, 32104143750, 36690450000, 42805525000, 51366630000, 64208287500, 85611050000, 128416575000, 256833150000]

約数ペア:

[(1, 256833150000), (2, 128416575000), (3, 85611050000), (4, 64208287500), (5, 51366630000), (6, 42805525000), (7, 36690450000), (8, 32104143750), (10, 25683315000), (12, 21402762500), (14, 18345225000), (15, 17122210000), (16, 16052071875), (20, 12841657500), (21, 12230150000), (24, 10701381250), (25, 10273326000), (28, 9172612500), (30, 8561105000), (35, 7338090000), (40, 6420828750), (42, 6115075000), (48, 5350690625), (50, 5136663000), (56, 4586306250), (60, 4280552500), (70, 3669045000), (75, 3424442000), (80, 3210414375), (84, 3057537500), (100, 2568331500), (105, 2446030000), (112, 2293153125), (120, 2140276250), (125, 2054665200), (140, 1834522500), (150, 1712221000), (168, 1528768750), (175, 1467618000), (200, 1284165750), (210, 1223015000), (240, 1070138125), (250, 1027332600), (280, 917261250), (300, 856110500), (336, 764384375), (350, 733809000), (375, 684888400), (400, 642082875), (420, 611507500), (500, 513666300), (525, 489206000), (560, 458630625), (600, 428055250), (625, 410933040), (700, 366904500), (750, 342444200), (840, 305753750), (875, 293523600), (1000, 256833150), (1050, 244603000), (1200, 214027625), (1250, 205466520), (1400, 183452250), (1500, 171222100), (1680, 152876875), (1750, 146761800), (1875, 136977680), (2000, 128416575), (2100, 122301500), (2500, 102733260), (2625, 97841200), (2800, 91726125), (3000, 85611050), (3125, 82186608), (3500, 73380900), (3750, 68488840), (4200, 61150750), (4375, 58704720), (5000, 51366630), (5250, 48920600), (6000, 42805525), (6250, 41093304), (7000, 36690450), (7500, 34244420), (8400, 30575375), (8750, 29352360), (9375, 27395536), (10000, 25683315), (10500, 24460300), (12500, 20546652), (13125, 19568240), (14000, 18345225), (15000, 17122210), (17500, 14676180), (18750, 13697768), (21000, 12230150), (21875, 11740944), (25000, 10273326), (26250, 9784120), (30000, 8561105), (35000, 7338090), (37500, 6848884), (42000, 6115075), (43750, 5870472), (50000, 5136663), (52500, 4892060), (65625, 3913648), (70000, 3669045), (75000, 3424442), (87500, 2935236), (105000, 2446030), (131250, 1956824), (150000, 1712221), (175000, 1467618), (210000, 1223015), (244603, 1050000), (262500, 978412), (350000, 733809), (489206, 525000)]