20945756160

素因数分解:

$2^{13}\times 3^2\times 5^1\times 7^1\times {\mathrm{8117}}^1$

素因数の和:8161

約数の個数: 336

約数和(自身を含む): 82990249056

約数和(自身を除く): 62044492896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2048, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3840, 4032, 4096, 4480, 4608, 5040, 5120, 5376, 5760, 6144, 6720, 7168, 7680, 8064, 8117, 8192, 8960, 9216, 10080, 10240, 10752, 11520, 12288, 13440, 14336, 15360, 16128, 16234, 17920, 18432, 20160, 20480, 21504, 23040, 24351, 24576, 26880, 28672, 30720, 32256, 32468, 35840, 36864, 40320, 40585, 40960, 43008, 46080, 48702, 53760, 56819, 57344, 61440, 64512, 64936, 71680, 73053, 73728, 80640, 81170, 86016, 92160, 97404, 107520, 113638, 121755, 122880, 129024, 129872, 143360, 146106, 161280, 162340, 170457, 172032, 184320, 194808, 215040, 227276, 243510, 258048, 259744, 284095, 286720, 292212, 322560, 324680, 340914, 365265, 368640, 389616, 430080, 454552, 487020, 511371, 516096, 519488, 568190, 584424, 645120, 649360, 681828, 730530, 779232, 852285, 860160, 909104, 974040, 1022742, 1038976, 1136380, 1168848, 1290240, 1298720, 1363656, 1461060, 1558464, 1704570, 1818208, 1948080, 2045484, 2077952, 2272760, 2337696, 2556855, 2580480, 2597440, 2727312, 2922120, 3116928, 3409140, 3636416, 3896160, 4090968, 4155904, 4545520, 4675392, 5113710, 5194880, 5454624, 5844240, 6233856, 6818280, 7272832, 7792320, 8181936, 8311808, 9091040, 9350784, 10227420, 10389760, 10909248, 11688480, 12467712, 13636560, 14545664, 15584640, 16363872, 16623616, 18182080, 18701568, 20454840, 20779520, 21818496, 23376960, 24935424, 27273120, 29091328, 31169280, 32727744, 33247232, 36364160, 37403136, 40909680, 41559040, 43636992, 46753920, 49870848, 54546240, 58182656, 62338560, 65455488, 66494464, 72728320, 74806272, 81819360, 83118080, 87273984, 93507840, 99741696, 109092480, 116365312, 124677120, 130910976, 145456640, 149612544, 163638720, 166236160, 174547968, 187015680, 199483392, 218184960, 232730624, 249354240, 261821952, 290913280, 299225088, 327277440, 332472320, 349095936, 374031360, 436369920, 465461248, 498708480, 523643904, 581826560, 598450176, 654554880, 698191872, 748062720, 872739840, 997416960, 1047287808, 1163653120, 1309109760, 1396383744, 1496125440, 1745479680, 2094575616, 2327306240, 2618219520, 2992250880, 3490959360, 4189151232, 5236439040, 6981918720, 10472878080, 20945756160]

約数ペア:

[(1, 20945756160), (2, 10472878080), (3, 6981918720), (4, 5236439040), (5, 4189151232), (6, 3490959360), (7, 2992250880), (8, 2618219520), (9, 2327306240), (10, 2094575616), (12, 1745479680), (14, 1496125440), (15, 1396383744), (16, 1309109760), (18, 1163653120), (20, 1047287808), (21, 997416960), (24, 872739840), (28, 748062720), (30, 698191872), (32, 654554880), (35, 598450176), (36, 581826560), (40, 523643904), (42, 498708480), (45, 465461248), (48, 436369920), (56, 374031360), (60, 349095936), (63, 332472320), (64, 327277440), (70, 299225088), (72, 290913280), (80, 261821952), (84, 249354240), (90, 232730624), (96, 218184960), (105, 199483392), (112, 187015680), (120, 174547968), (126, 166236160), (128, 163638720), (140, 149612544), (144, 145456640), (160, 130910976), (168, 124677120), (180, 116365312), (192, 109092480), (210, 99741696), (224, 93507840), (240, 87273984), (252, 83118080), (256, 81819360), (280, 74806272), (288, 72728320), (315, 66494464), (320, 65455488), (336, 62338560), (360, 58182656), (384, 54546240), (420, 49870848), (448, 46753920), (480, 43636992), (504, 41559040), (512, 40909680), (560, 37403136), (576, 36364160), (630, 33247232), (640, 32727744), (672, 31169280), (720, 29091328), (768, 27273120), (840, 24935424), (896, 23376960), (960, 21818496), (1008, 20779520), (1024, 20454840), (1120, 18701568), (1152, 18182080), (1260, 16623616), (1280, 16363872), (1344, 15584640), (1440, 14545664), (1536, 13636560), (1680, 12467712), (1792, 11688480), (1920, 10909248), (2016, 10389760), (2048, 10227420), (2240, 9350784), (2304, 9091040), (2520, 8311808), (2560, 8181936), (2688, 7792320), (2880, 7272832), (3072, 6818280), (3360, 6233856), (3584, 5844240), (3840, 5454624), (4032, 5194880), (4096, 5113710), (4480, 4675392), (4608, 4545520), (5040, 4155904), (5120, 4090968), (5376, 3896160), (5760, 3636416), (6144, 3409140), (6720, 3116928), (7168, 2922120), (7680, 2727312), (8064, 2597440), (8117, 2580480), (8192, 2556855), (8960, 2337696), (9216, 2272760), (10080, 2077952), (10240, 2045484), (10752, 1948080), (11520, 1818208), (12288, 1704570), (13440, 1558464), (14336, 1461060), (15360, 1363656), (16128, 1298720), (16234, 1290240), (17920, 1168848), (18432, 1136380), (20160, 1038976), (20480, 1022742), (21504, 974040), (23040, 909104), (24351, 860160), (24576, 852285), (26880, 779232), (28672, 730530), (30720, 681828), (32256, 649360), (32468, 645120), (35840, 584424), (36864, 568190), (40320, 519488), (40585, 516096), (40960, 511371), (43008, 487020), (46080, 454552), (48702, 430080), (53760, 389616), (56819, 368640), (57344, 365265), (61440, 340914), (64512, 324680), (64936, 322560), (71680, 292212), (73053, 286720), (73728, 284095), (80640, 259744), (81170, 258048), (86016, 243510), (92160, 227276), (97404, 215040), (107520, 194808), (113638, 184320), (121755, 172032), (122880, 170457), (129024, 162340), (129872, 161280), (143360, 146106)]