209250000

素因数分解:

$2^4\times 3^3\times 5^6\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 280

約数和(自身を含む): 774990080

約数和(自身を除く): 565740080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 31, 36, 40, 45, 48, 50, 54, 60, 62, 72, 75, 80, 90, 93, 100, 108, 120, 124, 125, 135, 144, 150, 155, 180, 186, 200, 216, 225, 240, 248, 250, 270, 279, 300, 310, 360, 372, 375, 400, 432, 450, 465, 496, 500, 540, 558, 600, 620, 625, 675, 720, 744, 750, 775, 837, 900, 930, 1000, 1080, 1116, 1125, 1200, 1240, 1250, 1350, 1395, 1488, 1500, 1550, 1674, 1800, 1860, 1875, 2000, 2160, 2232, 2250, 2325, 2480, 2500, 2700, 2790, 3000, 3100, 3125, 3348, 3375, 3600, 3720, 3750, 3875, 4185, 4464, 4500, 4650, 5000, 5400, 5580, 5625, 6000, 6200, 6250, 6696, 6750, 6975, 7440, 7500, 7750, 8370, 9000, 9300, 9375, 10000, 10800, 11160, 11250, 11625, 12400, 12500, 13392, 13500, 13950, 15000, 15500, 15625, 16740, 16875, 18000, 18600, 18750, 19375, 20925, 22320, 22500, 23250, 25000, 27000, 27900, 28125, 30000, 31000, 31250, 33480, 33750, 34875, 37200, 37500, 38750, 41850, 45000, 46500, 46875, 50000, 54000, 55800, 56250, 58125, 62000, 62500, 66960, 67500, 69750, 75000, 77500, 83700, 84375, 90000, 93000, 93750, 96875, 104625, 111600, 112500, 116250, 125000, 135000, 139500, 140625, 150000, 155000, 167400, 168750, 174375, 186000, 187500, 193750, 209250, 225000, 232500, 250000, 270000, 279000, 281250, 290625, 310000, 334800, 337500, 348750, 375000, 387500, 418500, 421875, 450000, 465000, 484375, 523125, 558000, 562500, 581250, 675000, 697500, 750000, 775000, 837000, 843750, 871875, 930000, 968750, 1046250, 1125000, 1162500, 1350000, 1395000, 1453125, 1550000, 1674000, 1687500, 1743750, 1937500, 2092500, 2250000, 2325000, 2615625, 2790000, 2906250, 3375000, 3487500, 3875000, 4185000, 4359375, 4650000, 5231250, 5812500, 6750000, 6975000, 7750000, 8370000, 8718750, 10462500, 11625000, 13078125, 13950000, 17437500, 20925000, 23250000, 26156250, 34875000, 41850000, 52312500, 69750000, 104625000, 209250000]

約数ペア:

[(1, 209250000), (2, 104625000), (3, 69750000), (4, 52312500), (5, 41850000), (6, 34875000), (8, 26156250), (9, 23250000), (10, 20925000), (12, 17437500), (15, 13950000), (16, 13078125), (18, 11625000), (20, 10462500), (24, 8718750), (25, 8370000), (27, 7750000), (30, 6975000), (31, 6750000), (36, 5812500), (40, 5231250), (45, 4650000), (48, 4359375), (50, 4185000), (54, 3875000), (60, 3487500), (62, 3375000), (72, 2906250), (75, 2790000), (80, 2615625), (90, 2325000), (93, 2250000), (100, 2092500), (108, 1937500), (120, 1743750), (124, 1687500), (125, 1674000), (135, 1550000), (144, 1453125), (150, 1395000), (155, 1350000), (180, 1162500), (186, 1125000), (200, 1046250), (216, 968750), (225, 930000), (240, 871875), (248, 843750), (250, 837000), (270, 775000), (279, 750000), (300, 697500), (310, 675000), (360, 581250), (372, 562500), (375, 558000), (400, 523125), (432, 484375), (450, 465000), (465, 450000), (496, 421875), (500, 418500), (540, 387500), (558, 375000), (600, 348750), (620, 337500), (625, 334800), (675, 310000), (720, 290625), (744, 281250), (750, 279000), (775, 270000), (837, 250000), (900, 232500), (930, 225000), (1000, 209250), (1080, 193750), (1116, 187500), (1125, 186000), (1200, 174375), (1240, 168750), (1250, 167400), (1350, 155000), (1395, 150000), (1488, 140625), (1500, 139500), (1550, 135000), (1674, 125000), (1800, 116250), (1860, 112500), (1875, 111600), (2000, 104625), (2160, 96875), (2232, 93750), (2250, 93000), (2325, 90000), (2480, 84375), (2500, 83700), (2700, 77500), (2790, 75000), (3000, 69750), (3100, 67500), (3125, 66960), (3348, 62500), (3375, 62000), (3600, 58125), (3720, 56250), (3750, 55800), (3875, 54000), (4185, 50000), (4464, 46875), (4500, 46500), (4650, 45000), (5000, 41850), (5400, 38750), (5580, 37500), (5625, 37200), (6000, 34875), (6200, 33750), (6250, 33480), (6696, 31250), (6750, 31000), (6975, 30000), (7440, 28125), (7500, 27900), (7750, 27000), (8370, 25000), (9000, 23250), (9300, 22500), (9375, 22320), (10000, 20925), (10800, 19375), (11160, 18750), (11250, 18600), (11625, 18000), (12400, 16875), (12500, 16740), (13392, 15625), (13500, 15500), (13950, 15000)]