128609669120

素因数分解:

$2^{12}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:604

約数の個数: 208

約数和(自身を含む): 313880168448

約数和(自身を除く): 185270499328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 197, 251, 254, 256, 320, 394, 502, 508, 512, 635, 640, 788, 985, 1004, 1016, 1024, 1255, 1270, 1280, 1576, 1970, 2008, 2032, 2048, 2510, 2540, 2560, 3152, 3940, 4016, 4064, 4096, 5020, 5080, 5120, 6304, 7880, 8032, 8128, 10040, 10160, 10240, 12608, 15760, 16064, 16256, 20080, 20320, 20480, 25019, 25216, 31520, 31877, 32128, 32512, 40160, 40640, 49447, 50038, 50432, 63040, 63754, 64256, 65024, 80320, 81280, 98894, 100076, 100864, 125095, 126080, 127508, 128512, 130048, 159385, 160640, 162560, 197788, 200152, 201728, 247235, 250190, 252160, 255016, 257024, 260096, 318770, 321280, 325120, 395576, 400304, 403456, 494470, 500380, 504320, 510032, 514048, 520192, 637540, 642560, 650240, 791152, 800608, 806912, 988940, 1000760, 1008640, 1020064, 1028096, 1275080, 1285120, 1300480, 1582304, 1601216, 1977880, 2001520, 2017280, 2040128, 2550160, 2570240, 2600960, 3164608, 3202432, 3955760, 4003040, 4034560, 4080256, 5100320, 5140480, 6279769, 6329216, 6404864, 7911520, 8006080, 8160512, 10200640, 12559538, 12658432, 12809728, 15823040, 16012160, 16321024, 20401280, 25119076, 25316864, 25619456, 31398845, 31646080, 32024320, 32642048, 40802560, 50238152, 50633728, 51238912, 62797690, 63292160, 64048640, 65284096, 81605120, 100476304, 101267456, 102477824, 125595380, 126584320, 128097280, 130568192, 163210240, 200952608, 202534912, 251190760, 253168640, 256194560, 326420480, 401905216, 502381520, 506337280, 512389120, 652840960, 803810432, 1004763040, 1012674560, 1607620864, 2009526080, 3215241728, 4019052160, 6430483456, 8038104320, 12860966912, 16076208640, 25721933824, 32152417280, 64304834560, 128609669120]

約数ペア:

[(1, 128609669120), (2, 64304834560), (4, 32152417280), (5, 25721933824), (8, 16076208640), (10, 12860966912), (16, 8038104320), (20, 6430483456), (32, 4019052160), (40, 3215241728), (64, 2009526080), (80, 1607620864), (127, 1012674560), (128, 1004763040), (160, 803810432), (197, 652840960), (251, 512389120), (254, 506337280), (256, 502381520), (320, 401905216), (394, 326420480), (502, 256194560), (508, 253168640), (512, 251190760), (635, 202534912), (640, 200952608), (788, 163210240), (985, 130568192), (1004, 128097280), (1016, 126584320), (1024, 125595380), (1255, 102477824), (1270, 101267456), (1280, 100476304), (1576, 81605120), (1970, 65284096), (2008, 64048640), (2032, 63292160), (2048, 62797690), (2510, 51238912), (2540, 50633728), (2560, 50238152), (3152, 40802560), (3940, 32642048), (4016, 32024320), (4064, 31646080), (4096, 31398845), (5020, 25619456), (5080, 25316864), (5120, 25119076), (6304, 20401280), (7880, 16321024), (8032, 16012160), (8128, 15823040), (10040, 12809728), (10160, 12658432), (10240, 12559538), (12608, 10200640), (15760, 8160512), (16064, 8006080), (16256, 7911520), (20080, 6404864), (20320, 6329216), (20480, 6279769), (25019, 5140480), (25216, 5100320), (31520, 4080256), (31877, 4034560), (32128, 4003040), (32512, 3955760), (40160, 3202432), (40640, 3164608), (49447, 2600960), (50038, 2570240), (50432, 2550160), (63040, 2040128), (63754, 2017280), (64256, 2001520), (65024, 1977880), (80320, 1601216), (81280, 1582304), (98894, 1300480), (100076, 1285120), (100864, 1275080), (125095, 1028096), (126080, 1020064), (127508, 1008640), (128512, 1000760), (130048, 988940), (159385, 806912), (160640, 800608), (162560, 791152), (197788, 650240), (200152, 642560), (201728, 637540), (247235, 520192), (250190, 514048), (252160, 510032), (255016, 504320), (257024, 500380), (260096, 494470), (318770, 403456), (321280, 400304), (325120, 395576)]