20111777280

素因数分解:

$2^9\times 3^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:447

約数の個数: 640

約数和(自身を含む): 82447580160

約数和(自身を除く): 62335802880

約数列:

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約数ペア:

[(1, 20111777280), (2, 10055888640), (3, 6703925760), (4, 5027944320), (5, 4022355456), (6, 3351962880), (7, 2873111040), (8, 2513972160), (9, 2234641920), (10, 2011177728), (12, 1675981440), (14, 1436555520), (15, 1340785152), (16, 1256986080), (18, 1117320960), (20, 1005588864), (21, 957703680), (24, 837990720), (27, 744880640), (28, 718277760), (30, 670392576), (32, 628493040), (35, 574622208), (36, 558660480), (40, 502794432), (42, 478851840), (45, 446928384), (48, 418995360), (54, 372440320), (56, 359138880), (60, 335196288), (63, 319234560), (64, 314246520), (70, 287311104), (72, 279330240), (80, 251397216), (84, 239425920), (90, 223464192), (96, 209497680), (105, 191540736), (108, 186220160), (112, 179569440), (120, 167598144), (126, 159617280), (128, 157123260), (135, 148976128), (140, 143655552), (144, 139665120), (160, 125698608), (168, 119712960), (180, 111732096), (189, 106411520), (192, 104748840), (197, 102090240), (210, 95770368), (211, 95316480), (216, 93110080), (224, 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(1728, 11638760), (1773, 11343360), (1792, 11223090), (1890, 10641152), (1899, 10590720), (1920, 10474884), (1970, 10209024), (2016, 9976080), (2110, 9531648), (2160, 9311008), (2240, 8978472), (2304, 8729070), (2364, 8507520), (2520, 7980864), (2532, 7943040), (2560, 7856163), (2688, 7482060), (2758, 7292160), (2880, 6983256), (2954, 6808320), (2955, 6806016), (3024, 6650720), (3152, 6380640), (3165, 6354432), (3360, 5985648), (3376, 5957280), (3456, 5819380), (3546, 5671680), (3584, 5611545), (3780, 5320576), (3798, 5295360), (3840, 5237442), (3940, 5104512), (4032, 4988040), (4137, 4861440), (4220, 4765824), (4320, 4655504), (4431, 4538880), (4480, 4489236), (4608, 4364535), (4728, 4253760), (5040, 3990432), (5064, 3971520), (5319, 3781120), (5376, 3741030), (5516, 3646080), (5697, 3530240), (5760, 3491628), (5908, 3404160), (5910, 3403008), (6048, 3325360), (6304, 3190320), (6330, 3177216), (6720, 2992824), (6752, 2978640), (6895, 2916864), (6912, 2909690), (7092, 2835840), (7385, 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