243000000

素因数分解:

$2^6\times 3^5\times 5^6$

素因数の和:57

約数の個数: 294

約数和(自身を含む): 902879068

約数和(自身を除く): 659879068

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 81, 90, 96, 100, 108, 120, 125, 135, 144, 150, 160, 162, 180, 192, 200, 216, 225, 240, 243, 250, 270, 288, 300, 320, 324, 360, 375, 400, 405, 432, 450, 480, 486, 500, 540, 576, 600, 625, 648, 675, 720, 750, 800, 810, 864, 900, 960, 972, 1000, 1080, 1125, 1200, 1215, 1250, 1296, 1350, 1440, 1500, 1600, 1620, 1728, 1800, 1875, 1944, 2000, 2025, 2160, 2250, 2400, 2430, 2500, 2592, 2700, 2880, 3000, 3125, 3240, 3375, 3600, 3750, 3888, 4000, 4050, 4320, 4500, 4800, 4860, 5000, 5184, 5400, 5625, 6000, 6075, 6250, 6480, 6750, 7200, 7500, 7776, 8000, 8100, 8640, 9000, 9375, 9720, 10000, 10125, 10800, 11250, 12000, 12150, 12500, 12960, 13500, 14400, 15000, 15552, 15625, 16200, 16875, 18000, 18750, 19440, 20000, 20250, 21600, 22500, 24000, 24300, 25000, 25920, 27000, 28125, 30000, 30375, 31250, 32400, 33750, 36000, 37500, 38880, 40000, 40500, 43200, 45000, 46875, 48600, 50000, 50625, 54000, 56250, 60000, 60750, 62500, 64800, 67500, 72000, 75000, 77760, 81000, 84375, 90000, 93750, 97200, 100000, 101250, 108000, 112500, 120000, 121500, 125000, 129600, 135000, 140625, 150000, 151875, 162000, 168750, 180000, 187500, 194400, 200000, 202500, 216000, 225000, 243000, 250000, 253125, 270000, 281250, 300000, 303750, 324000, 337500, 360000, 375000, 388800, 405000, 421875, 450000, 486000, 500000, 506250, 540000, 562500, 600000, 607500, 648000, 675000, 750000, 759375, 810000, 843750, 900000, 972000, 1000000, 1012500, 1080000, 1125000, 1215000, 1265625, 1350000, 1500000, 1518750, 1620000, 1687500, 1800000, 1944000, 2025000, 2250000, 2430000, 2531250, 2700000, 3000000, 3037500, 3240000, 3375000, 3796875, 4050000, 4500000, 4860000, 5062500, 5400000, 6075000, 6750000, 7593750, 8100000, 9000000, 9720000, 10125000, 12150000, 13500000, 15187500, 16200000, 20250000, 24300000, 27000000, 30375000, 40500000, 48600000, 60750000, 81000000, 121500000, 243000000]

約数ペア:

[(1, 243000000), (2, 121500000), (3, 81000000), (4, 60750000), (5, 48600000), (6, 40500000), (8, 30375000), (9, 27000000), (10, 24300000), (12, 20250000), (15, 16200000), (16, 15187500), (18, 13500000), (20, 12150000), (24, 10125000), (25, 9720000), (27, 9000000), (30, 8100000), (32, 7593750), (36, 6750000), (40, 6075000), (45, 5400000), (48, 5062500), (50, 4860000), (54, 4500000), (60, 4050000), (64, 3796875), (72, 3375000), (75, 3240000), (80, 3037500), (81, 3000000), (90, 2700000), (96, 2531250), (100, 2430000), (108, 2250000), (120, 2025000), (125, 1944000), (135, 1800000), (144, 1687500), (150, 1620000), (160, 1518750), (162, 1500000), (180, 1350000), (192, 1265625), (200, 1215000), (216, 1125000), (225, 1080000), (240, 1012500), (243, 1000000), (250, 972000), (270, 900000), (288, 843750), (300, 810000), (320, 759375), (324, 750000), (360, 675000), (375, 648000), (400, 607500), (405, 600000), (432, 562500), (450, 540000), (480, 506250), (486, 500000), (500, 486000), (540, 450000), (576, 421875), (600, 405000), (625, 388800), (648, 375000), (675, 360000), (720, 337500), (750, 324000), (800, 303750), (810, 300000), (864, 281250), (900, 270000), (960, 253125), (972, 250000), (1000, 243000), (1080, 225000), (1125, 216000), (1200, 202500), (1215, 200000), (1250, 194400), (1296, 187500), (1350, 180000), (1440, 168750), (1500, 162000), (1600, 151875), (1620, 150000), (1728, 140625), (1800, 135000), (1875, 129600), (1944, 125000), (2000, 121500), (2025, 120000), (2160, 112500), (2250, 108000), (2400, 101250), (2430, 100000), (2500, 97200), (2592, 93750), (2700, 90000), (2880, 84375), (3000, 81000), (3125, 77760), (3240, 75000), (3375, 72000), (3600, 67500), (3750, 64800), (3888, 62500), (4000, 60750), (4050, 60000), (4320, 56250), (4500, 54000), (4800, 50625), (4860, 50000), (5000, 48600), (5184, 46875), (5400, 45000), (5625, 43200), (6000, 40500), (6075, 40000), (6250, 38880), (6480, 37500), (6750, 36000), (7200, 33750), (7500, 32400), (7776, 31250), (8000, 30375), (8100, 30000), (8640, 28125), (9000, 27000), (9375, 25920), (9720, 25000), (10000, 24300), (10125, 24000), (10800, 22500), (11250, 21600), (12000, 20250), (12150, 20000), (12500, 19440), (12960, 18750), (13500, 18000), (14400, 16875), (15000, 16200), (15552, 15625)]