254145003520

素因数分解:

$2^{16}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:392

約数の個数: 272

約数和(自身を含む): 637797777408

約数和(自身を除く): 383652773888

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, 8192, 9920, 10160, 10240, 12214, 12608, 15748, 15760, 15872, 16256, 16384, 19685, 19840, 20320, 20480, 24428, 25019, 25216, 30535, 31496, 31520, 31744, 32512, 32768, 39370, 39680, 40640, 40960, 48856, 50038, 50432, 61070, 62992, 63040, 63488, 65024, 65536, 78740, 79360, 81280, 81920, 97712, 100076, 100864, 122140, 125095, 125984, 126080, 126976, 130048, 157480, 158720, 162560, 163840, 195424, 200152, 201728, 244280, 250190, 251968, 252160, 253952, 260096, 314960, 317440, 325120, 327680, 390848, 400304, 403456, 488560, 500380, 503936, 504320, 507904, 520192, 629920, 634880, 650240, 775589, 781696, 800608, 806912, 977120, 1000760, 1007872, 1008640, 1015808, 1040384, 1259840, 1269760, 1300480, 1551178, 1563392, 1601216, 1613824, 1954240, 2001520, 2015744, 2017280, 2031616, 2080768, 2519680, 2539520, 2600960, 3102356, 3126784, 3202432, 3227648, 3877945, 3908480, 4003040, 4031488, 4034560, 4161536, 5039360, 5079040, 5201920, 6204712, 6253568, 6404864, 6455296, 7755890, 7816960, 8006080, 8062976, 8069120, 8323072, 10078720, 10158080, 10403840, 12409424, 12507136, 12809728, 12910592, 15511780, 15633920, 16012160, 16125952, 16138240, 20157440, 20807680, 24818848, 25014272, 25619456, 31023560, 31267840, 32024320, 32251904, 32276480, 40314880, 41615360, 49637696, 50028544, 51238912, 62047120, 62535680, 64048640, 64503808, 64552960, 80629760, 99275392, 100057088, 102477824, 124094240, 125071360, 128097280, 129007616, 161259520, 198550784, 200114176, 204955648, 248188480, 250142720, 256194560, 258015232, 322519040, 397101568, 400228352, 409911296, 496376960, 500285440, 512389120, 645038080, 794203136, 819822592, 992753920, 1000570880, 1024778240, 1290076160, 1588406272, 1639645184, 1985507840, 2001141760, 2049556480, 3176812544, 3971015680, 4099112960, 6353625088, 7942031360, 8198225920, 12707250176, 15884062720, 25414500352, 31768125440, 50829000704, 63536250880, 127072501760, 254145003520]

約数ペア:

[(1, 254145003520), (2, 127072501760), (4, 63536250880), (5, 50829000704), (8, 31768125440), (10, 25414500352), (16, 15884062720), (20, 12707250176), (31, 8198225920), (32, 7942031360), (40, 6353625088), (62, 4099112960), (64, 3971015680), (80, 3176812544), (124, 2049556480), (127, 2001141760), (128, 1985507840), (155, 1639645184), (160, 1588406272), (197, 1290076160), (248, 1024778240), (254, 1000570880), (256, 992753920), (310, 819822592), (320, 794203136), (394, 645038080), (496, 512389120), (508, 500285440), (512, 496376960), (620, 409911296), (635, 400228352), (640, 397101568), (788, 322519040), (985, 258015232), (992, 256194560), (1016, 250142720), (1024, 248188480), (1240, 204955648), (1270, 200114176), (1280, 198550784), (1576, 161259520), (1970, 129007616), (1984, 128097280), (2032, 125071360), (2048, 124094240), (2480, 102477824), (2540, 100057088), (2560, 99275392), (3152, 80629760), (3937, 64552960), (3940, 64503808), (3968, 64048640), (4064, 62535680), (4096, 62047120), (4960, 51238912), (5080, 50028544), (5120, 49637696), (6107, 41615360), (6304, 40314880), (7874, 32276480), (7880, 32251904), (7936, 32024320), (8128, 31267840), (8192, 31023560), (9920, 25619456), (10160, 25014272), (10240, 24818848), (12214, 20807680), (12608, 20157440), (15748, 16138240), (15760, 16125952), (15872, 16012160), (16256, 15633920), (16384, 15511780), (19685, 12910592), (19840, 12809728), (20320, 12507136), (20480, 12409424), (24428, 10403840), (25019, 10158080), (25216, 10078720), (30535, 8323072), (31496, 8069120), (31520, 8062976), (31744, 8006080), (32512, 7816960), (32768, 7755890), (39370, 6455296), (39680, 6404864), (40640, 6253568), (40960, 6204712), (48856, 5201920), (50038, 5079040), (50432, 5039360), (61070, 4161536), (62992, 4034560), (63040, 4031488), (63488, 4003040), (65024, 3908480), (65536, 3877945), (78740, 3227648), (79360, 3202432), (81280, 3126784), (81920, 3102356), (97712, 2600960), (100076, 2539520), (100864, 2519680), (122140, 2080768), (125095, 2031616), (125984, 2017280), (126080, 2015744), (126976, 2001520), (130048, 1954240), (157480, 1613824), (158720, 1601216), (162560, 1563392), (163840, 1551178), (195424, 1300480), (200152, 1269760), (201728, 1259840), (244280, 1040384), (250190, 1015808), (251968, 1008640), (252160, 1007872), (253952, 1000760), (260096, 977120), (314960, 806912), (317440, 800608), (325120, 781696), (327680, 775589), (390848, 650240), (400304, 634880), (403456, 629920), (488560, 520192), (500380, 507904), (503936, 504320)]