1820997120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1867}}^1$

素因数の和:2020

約数の個数: 160

約数和(自身を含む): 5870481408

約数和(自身を除く): 4049484288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 256, 320, 381, 384, 480, 508, 512, 635, 640, 762, 768, 960, 1016, 1270, 1280, 1524, 1536, 1867, 1905, 1920, 2032, 2540, 2560, 3048, 3734, 3810, 3840, 4064, 5080, 5601, 6096, 7468, 7620, 7680, 8128, 9335, 10160, 11202, 12192, 14936, 15240, 16256, 18670, 20320, 22404, 24384, 28005, 29872, 30480, 32512, 37340, 40640, 44808, 48768, 56010, 59744, 60960, 65024, 74680, 81280, 89616, 97536, 112020, 119488, 121920, 149360, 162560, 179232, 195072, 224040, 237109, 238976, 243840, 298720, 325120, 358464, 448080, 474218, 477952, 487680, 597440, 711327, 716928, 896160, 948436, 955904, 975360, 1185545, 1194880, 1422654, 1433856, 1792320, 1896872, 2371090, 2389760, 2845308, 2867712, 3556635, 3584640, 3793744, 4742180, 4779520, 5690616, 7113270, 7169280, 7587488, 9484360, 11381232, 14226540, 14338560, 15174976, 18968720, 22762464, 28453080, 30349952, 37937440, 45524928, 56906160, 60699904, 75874880, 91049856, 113812320, 121399808, 151749760, 182099712, 227624640, 303499520, 364199424, 455249280, 606999040, 910498560, 1820997120]

約数ペア:

[(1, 1820997120), (2, 910498560), (3, 606999040), (4, 455249280), (5, 364199424), (6, 303499520), (8, 227624640), (10, 182099712), (12, 151749760), (15, 121399808), (16, 113812320), (20, 91049856), (24, 75874880), (30, 60699904), (32, 56906160), (40, 45524928), (48, 37937440), (60, 30349952), (64, 28453080), (80, 22762464), (96, 18968720), (120, 15174976), (127, 14338560), (128, 14226540), (160, 11381232), (192, 9484360), (240, 7587488), (254, 7169280), (256, 7113270), (320, 5690616), (381, 4779520), (384, 4742180), (480, 3793744), (508, 3584640), (512, 3556635), (635, 2867712), (640, 2845308), (762, 2389760), (768, 2371090), (960, 1896872), (1016, 1792320), (1270, 1433856), (1280, 1422654), (1524, 1194880), (1536, 1185545), (1867, 975360), (1905, 955904), (1920, 948436), (2032, 896160), (2540, 716928), (2560, 711327), (3048, 597440), (3734, 487680), (3810, 477952), (3840, 474218), (4064, 448080), (5080, 358464), (5601, 325120), (6096, 298720), (7468, 243840), (7620, 238976), (7680, 237109), (8128, 224040), (9335, 195072), (10160, 179232), (11202, 162560), (12192, 149360), (14936, 121920), (15240, 119488), (16256, 112020), (18670, 97536), (20320, 89616), (22404, 81280), (24384, 74680), (28005, 65024), (29872, 60960), (30480, 59744), (32512, 56010), (37340, 48768), (40640, 44808)]