2121473450880

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1\times {\mathrm{1609}}^1$

素因数の和:2311

約数の個数: 768

約数和(自身を含む): 8549345750400

約数和(自身を除く): 6427872299520

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, 53, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 106, 112, 120, 126, 128, 140, 144, 159, 160, 168, 180, 192, 210, 212, 224, 240, 252, 265, 280, 288, 315, 318, 320, 336, 360, 371, 384, 420, 424, 448, 477, 480, 504, 530, 560, 576, 617, 630, 636, 640, 672, 720, 742, 795, 840, 848, 896, 954, 960, 1008, 1060, 1113, 1120, 1152, 1234, 1260, 1272, 1344, 1440, 1484, 1590, 1609, 1680, 1696, 1851, 1855, 1908, 1920, 2016, 2120, 2226, 2240, 2385, 2468, 2520, 2544, 2688, 2880, 2968, 3085, 3180, 3218, 3339, 3360, 3392, 3702, 3710, 3816, 4032, 4240, 4319, 4452, 4480, 4770, 4827, 4936, 5040, 5088, 5553, 5565, 5760, 5936, 6170, 6360, 6436, 6678, 6720, 6784, 7404, 7420, 7632, 8045, 8064, 8480, 8638, 8904, 9255, 9540, 9654, 9872, 10080, 10176, 11106, 11130, 11263, 11872, 12340, 12720, 12872, 12957, 13356, 13440, 14481, 14808, 14840, 15264, 16090, 16695, 16960, 17276, 17808, 18510, 19080, 19308, 19744, 20160, 20352, 21595, 22212, 22260, 22526, 23744, 24135, 24680, 25440, 25744, 25914, 26712, 27765, 28962, 29616, 29680, 30528, 32180, 32701, 33390, 33789, 33920, 34552, 35616, 37020, 38160, 38616, 38871, 39488, 40320, 43190, 44424, 44520, 45052, 47488, 48270, 49360, 50880, 51488, 51828, 53424, 55530, 56315, 57924, 59232, 59360, 61056, 64360, 64785, 65402, 66780, 67578, 69104, 71232, 72405, 74040, 76320, 77232, 77742, 78976, 85277, 86380, 88848, 89040, 90104, 96540, 98103, 98720, 101367, 101760, 102976, 103656, 106848, 111060, 112630, 115848, 118464, 118720, 128720, 129570, 130804, 133560, 135156, 138208, 142464, 144810, 148080, 152640, 154464, 155484, 163505, 168945, 170554, 172760, 177696, 178080, 180208, 193080, 194355, 196206, 197440, 202734, 205952, 207312, 213696, 222120, 225260, 228907, 231696, 236928, 237440, 255831, 257440, 259140, 261608, 267120, 270312, 276416, 289620, 294309, 296160, 305280, 308928, 310968, 327010, 337890, 341108, 345520, 355392, 356160, 360416, 386160, 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約数ペア:

[(1, 2121473450880), (2, 1060736725440), (3, 707157816960), (4, 530368362720), (5, 424294690176), (6, 353578908480), (7, 303067635840), (8, 265184181360), (9, 235719272320), (10, 212147345088), (12, 176789454240), (14, 151533817920), (15, 141431563392), (16, 132592090680), (18, 117859636160), (20, 106073672544), (21, 101022545280), (24, 88394727120), (28, 75766908960), (30, 70715781696), (32, 66296045340), (35, 60613527168), (36, 58929818080), (40, 53036836272), (42, 50511272640), (45, 47143854464), (48, 44197363560), (53, 40027800960), (56, 37883454480), (60, 35357890848), (63, 33674181760), (64, 33148022670), (70, 30306763584), (72, 29464909040), (80, 26518418136), (84, 25255636320), (90, 23571927232), (96, 22098681780), (105, 20204509056), (106, 20013900480), (112, 18941727240), (120, 17678945424), (126, 16837090880), (128, 16574011335), (140, 15153381792), (144, 14732454520), (159, 13342600320), (160, 13259209068), (168, 12627818160), (180, 11785963616), (192, 11049340890), (210, 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(1851, 1146122880), (1855, 1143651456), (1908, 1111883360), (1920, 1104934089), (2016, 1052318180), (2120, 1000695024), (2226, 953042880), (2240, 947086362), (2385, 889506688), (2468, 859592160), (2520, 841854544), (2544, 833912520), (2688, 789238635), (2880, 736622726), (2968, 714782160), (3085, 687673728), (3180, 667130016), (3218, 659252160), (3339, 635361920), (3360, 631390908), (3392, 625434390), (3702, 573061440), (3710, 571825728), (3816, 555941680), (4032, 526159090), (4240, 500347512), (4319, 491195520), (4452, 476521440), (4480, 473543181), (4770, 444753344), (4827, 439501440), (4936, 429796080), (5040, 420927272), (5088, 416956260), (5553, 382040960), (5565, 381217152), (5760, 368311363), (5936, 357391080), (6170, 343836864), (6360, 333565008), (6436, 329626080), (6678, 317680960), (6720, 315695454), (6784, 312717195), (7404, 286530720), (7420, 285912864), (7632, 277970840), (8045, 263700864), (8064, 263079545), (8480, 250173756), (8638, 245597760), (8904, 238260720), (9255, 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