21540000000

素因数分解:

$2^8\times 3^1\times 5^7\times {\mathrm{359}}^1$

素因数の和:413

約数の個数: 288

約数和(自身を含む): 71859191040

約数和(自身を除く): 50319191040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 359, 375, 384, 400, 480, 500, 600, 625, 640, 718, 750, 768, 800, 960, 1000, 1077, 1200, 1250, 1280, 1436, 1500, 1600, 1795, 1875, 1920, 2000, 2154, 2400, 2500, 2872, 3000, 3125, 3200, 3590, 3750, 3840, 4000, 4308, 4800, 5000, 5385, 5744, 6000, 6250, 6400, 7180, 7500, 8000, 8616, 8975, 9375, 9600, 10000, 10770, 11488, 12000, 12500, 14360, 15000, 15625, 16000, 17232, 17950, 18750, 19200, 20000, 21540, 22976, 24000, 25000, 26925, 28720, 30000, 31250, 32000, 34464, 35900, 37500, 40000, 43080, 44875, 45952, 46875, 48000, 50000, 53850, 57440, 60000, 62500, 68928, 71800, 75000, 78125, 80000, 86160, 89750, 91904, 93750, 96000, 100000, 107700, 114880, 120000, 125000, 134625, 137856, 143600, 150000, 156250, 160000, 172320, 179500, 187500, 200000, 215400, 224375, 229760, 234375, 240000, 250000, 269250, 275712, 287200, 300000, 312500, 344640, 359000, 375000, 400000, 430800, 448750, 459520, 468750, 480000, 500000, 538500, 574400, 600000, 625000, 673125, 689280, 718000, 750000, 800000, 861600, 897500, 937500, 1000000, 1077000, 1121875, 1148800, 1200000, 1250000, 1346250, 1378560, 1436000, 1500000, 1723200, 1795000, 1875000, 2000000, 2154000, 2243750, 2297600, 2400000, 2500000, 2692500, 2872000, 3000000, 3365625, 3446400, 3590000, 3750000, 4000000, 4308000, 4487500, 5000000, 5385000, 5609375, 5744000, 6000000, 6731250, 6892800, 7180000, 7500000, 8616000, 8975000, 10000000, 10770000, 11218750, 11488000, 12000000, 13462500, 14360000, 15000000, 16828125, 17232000, 17950000, 20000000, 21540000, 22437500, 26925000, 28046875, 28720000, 30000000, 33656250, 34464000, 35900000, 43080000, 44875000, 53850000, 56093750, 57440000, 60000000, 67312500, 71800000, 84140625, 86160000, 89750000, 107700000, 112187500, 134625000, 143600000, 168281250, 172320000, 179500000, 215400000, 224375000, 269250000, 287200000, 336562500, 359000000, 430800000, 448750000, 538500000, 673125000, 718000000, 861600000, 897500000, 1077000000, 1346250000, 1436000000, 1795000000, 2154000000, 2692500000, 3590000000, 4308000000, 5385000000, 7180000000, 10770000000, 21540000000]

約数ペア:

[(1, 21540000000), (2, 10770000000), (3, 7180000000), (4, 5385000000), (5, 4308000000), (6, 3590000000), (8, 2692500000), (10, 2154000000), (12, 1795000000), (15, 1436000000), (16, 1346250000), (20, 1077000000), (24, 897500000), (25, 861600000), (30, 718000000), (32, 673125000), (40, 538500000), (48, 448750000), (50, 430800000), (60, 359000000), (64, 336562500), (75, 287200000), (80, 269250000), (96, 224375000), (100, 215400000), (120, 179500000), (125, 172320000), (128, 168281250), (150, 143600000), (160, 134625000), (192, 112187500), (200, 107700000), (240, 89750000), (250, 86160000), (256, 84140625), (300, 71800000), (320, 67312500), (359, 60000000), (375, 57440000), (384, 56093750), (400, 53850000), (480, 44875000), (500, 43080000), (600, 35900000), (625, 34464000), (640, 33656250), (718, 30000000), (750, 28720000), (768, 28046875), (800, 26925000), (960, 22437500), (1000, 21540000), (1077, 20000000), (1200, 17950000), (1250, 17232000), (1280, 16828125), (1436, 15000000), (1500, 14360000), (1600, 13462500), (1795, 12000000), (1875, 11488000), (1920, 11218750), (2000, 10770000), (2154, 10000000), (2400, 8975000), (2500, 8616000), (2872, 7500000), (3000, 7180000), (3125, 6892800), (3200, 6731250), (3590, 6000000), (3750, 5744000), (3840, 5609375), (4000, 5385000), (4308, 5000000), (4800, 4487500), (5000, 4308000), (5385, 4000000), (5744, 3750000), (6000, 3590000), (6250, 3446400), (6400, 3365625), (7180, 3000000), (7500, 2872000), (8000, 2692500), (8616, 2500000), (8975, 2400000), (9375, 2297600), (9600, 2243750), (10000, 2154000), (10770, 2000000), (11488, 1875000), (12000, 1795000), (12500, 1723200), (14360, 1500000), (15000, 1436000), (15625, 1378560), (16000, 1346250), (17232, 1250000), (17950, 1200000), (18750, 1148800), (19200, 1121875), (20000, 1077000), (21540, 1000000), (22976, 937500), (24000, 897500), (25000, 861600), (26925, 800000), (28720, 750000), (30000, 718000), (31250, 689280), (32000, 673125), (34464, 625000), (35900, 600000), (37500, 574400), (40000, 538500), (43080, 500000), (44875, 480000), (45952, 468750), (46875, 459520), (48000, 448750), (50000, 430800), (53850, 400000), (57440, 375000), (60000, 359000), (62500, 344640), (68928, 312500), (71800, 300000), (75000, 287200), (78125, 275712), (80000, 269250), (86160, 250000), (89750, 240000), (91904, 234375), (93750, 229760), (96000, 224375), (100000, 215400), (107700, 200000), (114880, 187500), (120000, 179500), (125000, 172320), (134625, 160000), (137856, 156250), (143600, 150000)]