47880000

素因数分解:

$2^6\times 3^2\times 5^4\times 7^1\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 420

約数和(自身を含む): 206308960

約数和(自身を除く): 158428960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 25, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 50, 56, 57, 60, 63, 64, 70, 72, 75, 76, 80, 84, 90, 95, 96, 100, 105, 112, 114, 120, 125, 126, 133, 140, 144, 150, 152, 160, 168, 171, 175, 180, 190, 192, 200, 210, 224, 225, 228, 240, 250, 252, 266, 280, 285, 288, 300, 304, 315, 320, 336, 342, 350, 360, 375, 380, 399, 400, 420, 448, 450, 456, 475, 480, 500, 504, 525, 532, 560, 570, 576, 600, 608, 625, 630, 665, 672, 684, 700, 720, 750, 760, 798, 800, 840, 855, 875, 900, 912, 950, 960, 1000, 1008, 1050, 1064, 1120, 1125, 1140, 1197, 1200, 1216, 1250, 1260, 1330, 1344, 1368, 1400, 1425, 1440, 1500, 1520, 1575, 1596, 1600, 1680, 1710, 1750, 1800, 1824, 1875, 1900, 1995, 2000, 2016, 2100, 2128, 2240, 2250, 2280, 2375, 2394, 2400, 2500, 2520, 2625, 2660, 2736, 2800, 2850, 2880, 3000, 3040, 3150, 3192, 3325, 3360, 3420, 3500, 3600, 3648, 3750, 3800, 3990, 4000, 4032, 4200, 4256, 4275, 4375, 4500, 4560, 4750, 4788, 4800, 5000, 5040, 5250, 5320, 5472, 5600, 5625, 5700, 5985, 6000, 6080, 6300, 6384, 6650, 6720, 6840, 7000, 7125, 7200, 7500, 7600, 7875, 7980, 8000, 8400, 8512, 8550, 8750, 9000, 9120, 9500, 9576, 9975, 10000, 10080, 10500, 10640, 10944, 11200, 11250, 11400, 11875, 11970, 12000, 12600, 12768, 13125, 13300, 13680, 14000, 14250, 14400, 15000, 15200, 15750, 15960, 16625, 16800, 17100, 17500, 18000, 18240, 19000, 19152, 19950, 20000, 20160, 21000, 21280, 21375, 22500, 22800, 23750, 23940, 24000, 25200, 25536, 26250, 26600, 27360, 28000, 28500, 29925, 30000, 30400, 31500, 31920, 33250, 33600, 34200, 35000, 35625, 36000, 38000, 38304, 39375, 39900, 40000, 42000, 42560, 42750, 45000, 45600, 47500, 47880, 49875, 50400, 52500, 53200, 54720, 56000, 57000, 59850, 60000, 63000, 63840, 66500, 68400, 70000, 71250, 72000, 76000, 76608, 78750, 79800, 83125, 84000, 85500, 90000, 91200, 95000, 95760, 99750, 100800, 105000, 106400, 106875, 114000, 119700, 120000, 126000, 127680, 133000, 136800, 140000, 142500, 149625, 152000, 157500, 159600, 166250, 168000, 171000, 180000, 190000, 191520, 199500, 210000, 212800, 213750, 228000, 239400, 249375, 252000, 266000, 273600, 280000, 285000, 299250, 315000, 319200, 332500, 342000, 360000, 380000, 383040, 399000, 420000, 427500, 456000, 478800, 498750, 504000, 532000, 570000, 598500, 630000, 638400, 665000, 684000, 748125, 760000, 798000, 840000, 855000, 957600, 997500, 1064000, 1140000, 1197000, 1260000, 1330000, 1368000, 1496250, 1596000, 1710000, 1915200, 1995000, 2280000, 2394000, 2520000, 2660000, 2992500, 3192000, 3420000, 3990000, 4788000, 5320000, 5985000, 6840000, 7980000, 9576000, 11970000, 15960000, 23940000, 47880000]

約数ペア:

[(1, 47880000), (2, 23940000), (3, 15960000), (4, 11970000), (5, 9576000), (6, 7980000), (7, 6840000), (8, 5985000), (9, 5320000), (10, 4788000), (12, 3990000), (14, 3420000), (15, 3192000), (16, 2992500), (18, 2660000), (19, 2520000), (20, 2394000), (21, 2280000), (24, 1995000), (25, 1915200), (28, 1710000), (30, 1596000), (32, 1496250), (35, 1368000), (36, 1330000), (38, 1260000), (40, 1197000), (42, 1140000), (45, 1064000), (48, 997500), (50, 957600), (56, 855000), (57, 840000), (60, 798000), (63, 760000), (64, 748125), (70, 684000), (72, 665000), (75, 638400), (76, 630000), (80, 598500), (84, 570000), (90, 532000), (95, 504000), (96, 498750), (100, 478800), (105, 456000), (112, 427500), (114, 420000), (120, 399000), (125, 383040), (126, 380000), (133, 360000), (140, 342000), (144, 332500), (150, 319200), (152, 315000), (160, 299250), (168, 285000), (171, 280000), (175, 273600), (180, 266000), (190, 252000), (192, 249375), (200, 239400), (210, 228000), (224, 213750), (225, 212800), (228, 210000), (240, 199500), (250, 191520), (252, 190000), (266, 180000), (280, 171000), (285, 168000), (288, 166250), (300, 159600), (304, 157500), (315, 152000), (320, 149625), (336, 142500), (342, 140000), (350, 136800), (360, 133000), (375, 127680), (380, 126000), (399, 120000), (400, 119700), (420, 114000), (448, 106875), (450, 106400), (456, 105000), (475, 100800), (480, 99750), (500, 95760), (504, 95000), (525, 91200), (532, 90000), (560, 85500), (570, 84000), (576, 83125), (600, 79800), (608, 78750), (625, 76608), (630, 76000), (665, 72000), (672, 71250), (684, 70000), (700, 68400), (720, 66500), (750, 63840), (760, 63000), (798, 60000), (800, 59850), (840, 57000), (855, 56000), (875, 54720), (900, 53200), (912, 52500), (950, 50400), (960, 49875), (1000, 47880), (1008, 47500), (1050, 45600), (1064, 45000), (1120, 42750), (1125, 42560), (1140, 42000), (1197, 40000), (1200, 39900), (1216, 39375), (1250, 38304), (1260, 38000), (1330, 36000), (1344, 35625), (1368, 35000), (1400, 34200), (1425, 33600), (1440, 33250), (1500, 31920), (1520, 31500), (1575, 30400), (1596, 30000), (1600, 29925), (1680, 28500), (1710, 28000), (1750, 27360), (1800, 26600), (1824, 26250), (1875, 25536), (1900, 25200), (1995, 24000), (2000, 23940), (2016, 23750), (2100, 22800), (2128, 22500), (2240, 21375), (2250, 21280), (2280, 21000), (2375, 20160), (2394, 20000), (2400, 19950), (2500, 19152), (2520, 19000), (2625, 18240), (2660, 18000), (2736, 17500), (2800, 17100), (2850, 16800), (2880, 16625), (3000, 15960), (3040, 15750), (3150, 15200), (3192, 15000), (3325, 14400), (3360, 14250), (3420, 14000), (3500, 13680), (3600, 13300), (3648, 13125), (3750, 12768), (3800, 12600), (3990, 12000), (4000, 11970), (4032, 11875), (4200, 11400), (4256, 11250), (4275, 11200), (4375, 10944), (4500, 10640), (4560, 10500), (4750, 10080), (4788, 10000), (4800, 9975), (5000, 9576), (5040, 9500), (5250, 9120), (5320, 9000), (5472, 8750), (5600, 8550), (5625, 8512), (5700, 8400), (5985, 8000), (6000, 7980), (6080, 7875), (6300, 7600), (6384, 7500), (6650, 7200), (6720, 7125), (6840, 7000)]