15884062720

素因数分解:

$2^{12}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 208

約数和(自身を含む): 39857799168

約数和(自身を除く): 23973736448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 197, 248, 254, 256, 310, 320, 394, 496, 508, 512, 620, 635, 640, 788, 985, 992, 1016, 1024, 1240, 1270, 1280, 1576, 1970, 1984, 2032, 2048, 2480, 2540, 2560, 3152, 3937, 3940, 3968, 4064, 4096, 4960, 5080, 5120, 6107, 6304, 7874, 7880, 7936, 8128, 9920, 10160, 10240, 12214, 12608, 15748, 15760, 15872, 16256, 19685, 19840, 20320, 20480, 24428, 25019, 25216, 30535, 31496, 31520, 31744, 32512, 39370, 39680, 40640, 48856, 50038, 50432, 61070, 62992, 63040, 63488, 65024, 78740, 79360, 81280, 97712, 100076, 100864, 122140, 125095, 125984, 126080, 126976, 130048, 157480, 158720, 162560, 195424, 200152, 201728, 244280, 250190, 251968, 252160, 260096, 314960, 317440, 325120, 390848, 400304, 403456, 488560, 500380, 503936, 504320, 520192, 629920, 634880, 650240, 775589, 781696, 800608, 806912, 977120, 1000760, 1007872, 1008640, 1259840, 1300480, 1551178, 1563392, 1601216, 1954240, 2001520, 2015744, 2017280, 2519680, 2600960, 3102356, 3126784, 3202432, 3877945, 3908480, 4003040, 4031488, 4034560, 5039360, 6204712, 6253568, 6404864, 7755890, 7816960, 8006080, 8062976, 10078720, 12409424, 12507136, 12809728, 15511780, 15633920, 16012160, 16125952, 20157440, 24818848, 25014272, 25619456, 31023560, 31267840, 32024320, 40314880, 49637696, 51238912, 62047120, 62535680, 64048640, 80629760, 99275392, 102477824, 124094240, 125071360, 128097280, 198550784, 248188480, 256194560, 397101568, 496376960, 512389120, 794203136, 992753920, 1588406272, 1985507840, 3176812544, 3971015680, 7942031360, 15884062720]

約数ペア:

[(1, 15884062720), (2, 7942031360), (4, 3971015680), (5, 3176812544), (8, 1985507840), (10, 1588406272), (16, 992753920), (20, 794203136), (31, 512389120), (32, 496376960), (40, 397101568), (62, 256194560), (64, 248188480), (80, 198550784), (124, 128097280), (127, 125071360), (128, 124094240), (155, 102477824), (160, 99275392), (197, 80629760), (248, 64048640), (254, 62535680), (256, 62047120), (310, 51238912), (320, 49637696), (394, 40314880), (496, 32024320), (508, 31267840), (512, 31023560), (620, 25619456), (635, 25014272), (640, 24818848), (788, 20157440), (985, 16125952), (992, 16012160), (1016, 15633920), (1024, 15511780), (1240, 12809728), (1270, 12507136), (1280, 12409424), (1576, 10078720), (1970, 8062976), (1984, 8006080), (2032, 7816960), (2048, 7755890), (2480, 6404864), (2540, 6253568), (2560, 6204712), (3152, 5039360), (3937, 4034560), (3940, 4031488), (3968, 4003040), (4064, 3908480), (4096, 3877945), (4960, 3202432), (5080, 3126784), (5120, 3102356), (6107, 2600960), (6304, 2519680), (7874, 2017280), (7880, 2015744), (7936, 2001520), (8128, 1954240), (9920, 1601216), (10160, 1563392), (10240, 1551178), (12214, 1300480), (12608, 1259840), (15748, 1008640), (15760, 1007872), (15872, 1000760), (16256, 977120), (19685, 806912), (19840, 800608), (20320, 781696), (20480, 775589), (24428, 650240), (25019, 634880), (25216, 629920), (30535, 520192), (31496, 504320), (31520, 503936), (31744, 500380), (32512, 488560), (39370, 403456), (39680, 400304), (40640, 390848), (48856, 325120), (50038, 317440), (50432, 314960), (61070, 260096), (62992, 252160), (63040, 251968), (63488, 250190), (65024, 244280), (78740, 201728), (79360, 200152), (81280, 195424), (97712, 162560), (100076, 158720), (100864, 157480), (122140, 130048), (125095, 126976), (125984, 126080)]