1282500000

素因数分解:

$2^5\times 3^3\times 5^7\times {\mathrm{19}}^1$

素因数の和:73

約数の個数: 384

約数和(自身を含む): 4921862400

約数和(自身を除く): 3639362400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 32, 36, 38, 40, 45, 48, 50, 54, 57, 60, 72, 75, 76, 80, 90, 95, 96, 100, 108, 114, 120, 125, 135, 144, 150, 152, 160, 171, 180, 190, 200, 216, 225, 228, 240, 250, 270, 285, 288, 300, 304, 342, 360, 375, 380, 400, 432, 450, 456, 475, 480, 500, 513, 540, 570, 600, 608, 625, 675, 684, 720, 750, 760, 800, 855, 864, 900, 912, 950, 1000, 1026, 1080, 1125, 1140, 1200, 1250, 1350, 1368, 1425, 1440, 1500, 1520, 1710, 1800, 1824, 1875, 1900, 2000, 2052, 2160, 2250, 2280, 2375, 2400, 2500, 2565, 2700, 2736, 2850, 3000, 3040, 3125, 3375, 3420, 3600, 3750, 3800, 4000, 4104, 4275, 4320, 4500, 4560, 4750, 5000, 5130, 5400, 5472, 5625, 5700, 6000, 6250, 6750, 6840, 7125, 7200, 7500, 7600, 8208, 8550, 9000, 9120, 9375, 9500, 10000, 10260, 10800, 11250, 11400, 11875, 12000, 12500, 12825, 13500, 13680, 14250, 15000, 15200, 15625, 16416, 16875, 17100, 18000, 18750, 19000, 20000, 20520, 21375, 21600, 22500, 22800, 23750, 25000, 25650, 27000, 27360, 28125, 28500, 30000, 31250, 33750, 34200, 35625, 36000, 37500, 38000, 41040, 42750, 45000, 45600, 46875, 47500, 50000, 51300, 54000, 56250, 57000, 59375, 60000, 62500, 64125, 67500, 68400, 71250, 75000, 76000, 78125, 82080, 84375, 85500, 90000, 93750, 95000, 100000, 102600, 106875, 108000, 112500, 114000, 118750, 125000, 128250, 135000, 136800, 140625, 142500, 150000, 156250, 168750, 171000, 178125, 180000, 187500, 190000, 205200, 213750, 225000, 228000, 234375, 237500, 250000, 256500, 270000, 281250, 285000, 296875, 300000, 312500, 320625, 337500, 342000, 356250, 375000, 380000, 410400, 421875, 427500, 450000, 468750, 475000, 500000, 513000, 534375, 540000, 562500, 570000, 593750, 625000, 641250, 675000, 684000, 703125, 712500, 750000, 843750, 855000, 890625, 900000, 937500, 950000, 1026000, 1068750, 1125000, 1140000, 1187500, 1250000, 1282500, 1350000, 1406250, 1425000, 1484375, 1500000, 1603125, 1687500, 1710000, 1781250, 1875000, 1900000, 2052000, 2109375, 2137500, 2250000, 2375000, 2500000, 2565000, 2671875, 2700000, 2812500, 2850000, 2968750, 3206250, 3375000, 3420000, 3562500, 3750000, 4218750, 4275000, 4453125, 4500000, 4750000, 5130000, 5343750, 5625000, 5700000, 5937500, 6412500, 6750000, 7125000, 7500000, 8015625, 8437500, 8550000, 8906250, 9500000, 10260000, 10687500, 11250000, 11875000, 12825000, 13359375, 13500000, 14250000, 16031250, 16875000, 17100000, 17812500, 21375000, 22500000, 23750000, 25650000, 26718750, 28500000, 32062500, 33750000, 35625000, 40078125, 42750000, 47500000, 51300000, 53437500, 64125000, 67500000, 71250000, 80156250, 85500000, 106875000, 128250000, 142500000, 160312500, 213750000, 256500000, 320625000, 427500000, 641250000, 1282500000]

約数ペア:

[(1, 1282500000), (2, 641250000), (3, 427500000), (4, 320625000), (5, 256500000), (6, 213750000), (8, 160312500), (9, 142500000), (10, 128250000), (12, 106875000), (15, 85500000), (16, 80156250), (18, 71250000), (19, 67500000), (20, 64125000), (24, 53437500), (25, 51300000), (27, 47500000), (30, 42750000), (32, 40078125), (36, 35625000), (38, 33750000), (40, 32062500), (45, 28500000), (48, 26718750), (50, 25650000), (54, 23750000), (57, 22500000), (60, 21375000), (72, 17812500), (75, 17100000), (76, 16875000), (80, 16031250), (90, 14250000), (95, 13500000), (96, 13359375), (100, 12825000), (108, 11875000), (114, 11250000), (120, 10687500), (125, 10260000), (135, 9500000), (144, 8906250), (150, 8550000), (152, 8437500), (160, 8015625), (171, 7500000), (180, 7125000), (190, 6750000), (200, 6412500), (216, 5937500), (225, 5700000), (228, 5625000), (240, 5343750), (250, 5130000), (270, 4750000), (285, 4500000), (288, 4453125), (300, 4275000), (304, 4218750), (342, 3750000), (360, 3562500), (375, 3420000), (380, 3375000), (400, 3206250), (432, 2968750), (450, 2850000), (456, 2812500), (475, 2700000), (480, 2671875), (500, 2565000), (513, 2500000), (540, 2375000), (570, 2250000), (600, 2137500), (608, 2109375), (625, 2052000), (675, 1900000), (684, 1875000), (720, 1781250), (750, 1710000), (760, 1687500), (800, 1603125), (855, 1500000), (864, 1484375), (900, 1425000), (912, 1406250), (950, 1350000), (1000, 1282500), (1026, 1250000), (1080, 1187500), (1125, 1140000), (1140, 1125000), (1200, 1068750), (1250, 1026000), (1350, 950000), (1368, 937500), (1425, 900000), (1440, 890625), (1500, 855000), (1520, 843750), (1710, 750000), (1800, 712500), (1824, 703125), (1875, 684000), (1900, 675000), (2000, 641250), (2052, 625000), (2160, 593750), (2250, 570000), (2280, 562500), (2375, 540000), (2400, 534375), (2500, 513000), (2565, 500000), (2700, 475000), (2736, 468750), (2850, 450000), (3000, 427500), (3040, 421875), (3125, 410400), (3375, 380000), (3420, 375000), (3600, 356250), (3750, 342000), (3800, 337500), (4000, 320625), (4104, 312500), (4275, 300000), (4320, 296875), (4500, 285000), (4560, 281250), (4750, 270000), (5000, 256500), (5130, 250000), (5400, 237500), (5472, 234375), (5625, 228000), (5700, 225000), (6000, 213750), (6250, 205200), (6750, 190000), (6840, 187500), (7125, 180000), (7200, 178125), (7500, 171000), (7600, 168750), (8208, 156250), (8550, 150000), (9000, 142500), (9120, 140625), (9375, 136800), (9500, 135000), (10000, 128250), (10260, 125000), (10800, 118750), (11250, 114000), (11400, 112500), (11875, 108000), (12000, 106875), (12500, 102600), (12825, 100000), (13500, 95000), (13680, 93750), (14250, 90000), (15000, 85500), (15200, 84375), (15625, 82080), (16416, 78125), (16875, 76000), (17100, 75000), (18000, 71250), (18750, 68400), (19000, 67500), (20000, 64125), (20520, 62500), (21375, 60000), (21600, 59375), (22500, 57000), (22800, 56250), (23750, 54000), (25000, 51300), (25650, 50000), (27000, 47500), (27360, 46875), (28125, 45600), (28500, 45000), (30000, 42750), (31250, 41040), (33750, 38000), (34200, 37500), (35625, 36000)]