222950000

素因数分解:

$2^4\times 5^5\times 7^3\times {\mathrm{13}}^1$

素因数の和:67

約数の個数: 240

約数和(自身を含む): 678081600

約数和(自身を除く): 455131600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 125, 130, 140, 175, 182, 196, 200, 208, 245, 250, 260, 280, 325, 343, 350, 364, 392, 400, 455, 490, 500, 520, 560, 625, 637, 650, 686, 700, 728, 784, 875, 910, 980, 1000, 1040, 1225, 1250, 1274, 1300, 1372, 1400, 1456, 1625, 1715, 1750, 1820, 1960, 2000, 2275, 2450, 2500, 2548, 2600, 2744, 2800, 3125, 3185, 3250, 3430, 3500, 3640, 3920, 4375, 4459, 4550, 4900, 5000, 5096, 5200, 5488, 6125, 6250, 6370, 6500, 6860, 7000, 7280, 8125, 8575, 8750, 8918, 9100, 9800, 10000, 10192, 11375, 12250, 12500, 12740, 13000, 13720, 14000, 15925, 16250, 17150, 17500, 17836, 18200, 19600, 21875, 22295, 22750, 24500, 25000, 25480, 26000, 27440, 30625, 31850, 32500, 34300, 35000, 35672, 36400, 40625, 42875, 43750, 44590, 45500, 49000, 50000, 50960, 56875, 61250, 63700, 65000, 68600, 70000, 71344, 79625, 81250, 85750, 87500, 89180, 91000, 98000, 111475, 113750, 122500, 127400, 130000, 137200, 153125, 159250, 162500, 171500, 175000, 178360, 182000, 214375, 222950, 227500, 245000, 254800, 284375, 306250, 318500, 325000, 343000, 350000, 356720, 398125, 428750, 445900, 455000, 490000, 557375, 568750, 612500, 637000, 650000, 686000, 796250, 857500, 891800, 910000, 1071875, 1114750, 1137500, 1225000, 1274000, 1592500, 1715000, 1783600, 1990625, 2143750, 2229500, 2275000, 2450000, 2786875, 3185000, 3430000, 3981250, 4287500, 4459000, 4550000, 5573750, 6370000, 7962500, 8575000, 8918000, 11147500, 13934375, 15925000, 17150000, 22295000, 27868750, 31850000, 44590000, 55737500, 111475000, 222950000]

約数ペア:

[(1, 222950000), (2, 111475000), (4, 55737500), (5, 44590000), (7, 31850000), (8, 27868750), (10, 22295000), (13, 17150000), (14, 15925000), (16, 13934375), (20, 11147500), (25, 8918000), (26, 8575000), (28, 7962500), (35, 6370000), (40, 5573750), (49, 4550000), (50, 4459000), (52, 4287500), (56, 3981250), (65, 3430000), (70, 3185000), (80, 2786875), (91, 2450000), (98, 2275000), (100, 2229500), (104, 2143750), (112, 1990625), (125, 1783600), (130, 1715000), (140, 1592500), (175, 1274000), (182, 1225000), (196, 1137500), (200, 1114750), (208, 1071875), (245, 910000), (250, 891800), (260, 857500), (280, 796250), (325, 686000), (343, 650000), (350, 637000), (364, 612500), (392, 568750), (400, 557375), (455, 490000), (490, 455000), (500, 445900), (520, 428750), (560, 398125), (625, 356720), (637, 350000), (650, 343000), (686, 325000), (700, 318500), (728, 306250), (784, 284375), (875, 254800), (910, 245000), (980, 227500), (1000, 222950), (1040, 214375), (1225, 182000), (1250, 178360), (1274, 175000), (1300, 171500), (1372, 162500), (1400, 159250), (1456, 153125), (1625, 137200), (1715, 130000), (1750, 127400), (1820, 122500), (1960, 113750), (2000, 111475), (2275, 98000), (2450, 91000), (2500, 89180), (2548, 87500), (2600, 85750), (2744, 81250), (2800, 79625), (3125, 71344), (3185, 70000), (3250, 68600), (3430, 65000), (3500, 63700), (3640, 61250), (3920, 56875), (4375, 50960), (4459, 50000), (4550, 49000), (4900, 45500), (5000, 44590), (5096, 43750), (5200, 42875), (5488, 40625), (6125, 36400), (6250, 35672), (6370, 35000), (6500, 34300), (6860, 32500), (7000, 31850), (7280, 30625), (8125, 27440), (8575, 26000), (8750, 25480), (8918, 25000), (9100, 24500), (9800, 22750), (10000, 22295), (10192, 21875), (11375, 19600), (12250, 18200), (12500, 17836), (12740, 17500), (13000, 17150), (13720, 16250), (14000, 15925)]