40500000

素因数分解:

$2^5\times 3^4\times 5^6$

素因数の和:52

約数の個数: 210

約数和(自身を含む): 148884813

約数和(自身を除く): 108384813

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, 72, 75, 80, 81, 90, 96, 100, 108, 120, 125, 135, 144, 150, 160, 162, 180, 200, 216, 225, 240, 250, 270, 288, 300, 324, 360, 375, 400, 405, 432, 450, 480, 500, 540, 600, 625, 648, 675, 720, 750, 800, 810, 864, 900, 1000, 1080, 1125, 1200, 1250, 1296, 1350, 1440, 1500, 1620, 1800, 1875, 2000, 2025, 2160, 2250, 2400, 2500, 2592, 2700, 3000, 3125, 3240, 3375, 3600, 3750, 4000, 4050, 4320, 4500, 5000, 5400, 5625, 6000, 6250, 6480, 6750, 7200, 7500, 8100, 9000, 9375, 10000, 10125, 10800, 11250, 12000, 12500, 12960, 13500, 15000, 15625, 16200, 16875, 18000, 18750, 20000, 20250, 21600, 22500, 25000, 27000, 28125, 30000, 31250, 32400, 33750, 36000, 37500, 40500, 45000, 46875, 50000, 50625, 54000, 56250, 60000, 62500, 64800, 67500, 75000, 81000, 84375, 90000, 93750, 100000, 101250, 108000, 112500, 125000, 135000, 140625, 150000, 162000, 168750, 180000, 187500, 202500, 225000, 250000, 253125, 270000, 281250, 300000, 324000, 337500, 375000, 405000, 421875, 450000, 500000, 506250, 540000, 562500, 675000, 750000, 810000, 843750, 900000, 1012500, 1125000, 1265625, 1350000, 1500000, 1620000, 1687500, 2025000, 2250000, 2531250, 2700000, 3375000, 4050000, 4500000, 5062500, 6750000, 8100000, 10125000, 13500000, 20250000, 40500000]

約数ペア:

[(1, 40500000), (2, 20250000), (3, 13500000), (4, 10125000), (5, 8100000), (6, 6750000), (8, 5062500), (9, 4500000), (10, 4050000), (12, 3375000), (15, 2700000), (16, 2531250), (18, 2250000), (20, 2025000), (24, 1687500), (25, 1620000), (27, 1500000), (30, 1350000), (32, 1265625), (36, 1125000), (40, 1012500), (45, 900000), (48, 843750), (50, 810000), (54, 750000), (60, 675000), (72, 562500), (75, 540000), (80, 506250), (81, 500000), (90, 450000), (96, 421875), (100, 405000), (108, 375000), (120, 337500), (125, 324000), (135, 300000), (144, 281250), (150, 270000), (160, 253125), (162, 250000), (180, 225000), (200, 202500), (216, 187500), (225, 180000), (240, 168750), (250, 162000), (270, 150000), (288, 140625), (300, 135000), (324, 125000), (360, 112500), (375, 108000), (400, 101250), (405, 100000), (432, 93750), (450, 90000), (480, 84375), (500, 81000), (540, 75000), (600, 67500), (625, 64800), (648, 62500), (675, 60000), (720, 56250), (750, 54000), (800, 50625), (810, 50000), (864, 46875), (900, 45000), (1000, 40500), (1080, 37500), (1125, 36000), (1200, 33750), (1250, 32400), (1296, 31250), (1350, 30000), (1440, 28125), (1500, 27000), (1620, 25000), (1800, 22500), (1875, 21600), (2000, 20250), (2025, 20000), (2160, 18750), (2250, 18000), (2400, 16875), (2500, 16200), (2592, 15625), (2700, 15000), (3000, 13500), (3125, 12960), (3240, 12500), (3375, 12000), (3600, 11250), (3750, 10800), (4000, 10125), (4050, 10000), (4320, 9375), (4500, 9000), (5000, 8100), (5400, 7500), (5625, 7200), (6000, 6750), (6250, 6480)]