261565920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{337}}^1$

素因数の和:383

約数の個数: 432

約数和(自身を含む): 1136077488

約数和(自身を除く): 874511568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 49, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 96, 98, 99, 105, 110, 112, 120, 126, 132, 140, 144, 147, 154, 160, 165, 168, 176, 180, 196, 198, 210, 220, 224, 231, 240, 245, 252, 264, 280, 288, 294, 308, 315, 330, 336, 337, 352, 360, 385, 392, 396, 420, 440, 441, 462, 480, 490, 495, 504, 528, 539, 560, 588, 616, 630, 660, 672, 674, 693, 720, 735, 770, 784, 792, 840, 880, 882, 924, 980, 990, 1008, 1011, 1056, 1078, 1120, 1155, 1176, 1232, 1260, 1320, 1348, 1386, 1440, 1470, 1540, 1568, 1584, 1617, 1680, 1685, 1760, 1764, 1848, 1960, 1980, 2016, 2022, 2156, 2205, 2310, 2352, 2359, 2464, 2520, 2640, 2695, 2696, 2772, 2940, 3033, 3080, 3168, 3234, 3360, 3370, 3465, 3528, 3696, 3707, 3920, 3960, 4044, 4312, 4410, 4620, 4704, 4718, 4851, 5040, 5055, 5280, 5390, 5392, 5544, 5880, 6066, 6160, 6468, 6740, 6930, 7056, 7077, 7392, 7414, 7840, 7920, 8085, 8088, 8624, 8820, 9240, 9436, 9702, 10080, 10110, 10780, 10784, 11088, 11121, 11760, 11795, 12132, 12320, 12936, 13480, 13860, 14112, 14154, 14828, 15165, 15840, 16170, 16176, 16513, 17248, 17640, 18480, 18535, 18872, 19404, 20220, 21231, 21560, 22176, 22242, 23520, 23590, 24255, 24264, 25872, 25949, 26960, 27720, 28308, 29656, 30330, 32340, 32352, 33026, 33363, 35280, 35385, 36960, 37070, 37744, 38808, 40440, 42462, 43120, 44484, 47180, 48510, 48528, 49539, 51744, 51898, 53920, 55440, 55605, 56616, 59312, 60660, 64680, 66052, 66726, 70560, 70770, 74140, 75488, 77616, 77847, 80880, 82565, 84924, 86240, 88968, 94360, 97020, 97056, 99078, 103796, 106155, 110880, 111210, 113232, 118624, 121320, 129360, 129745, 132104, 133452, 141540, 148280, 148617, 155232, 155694, 161760, 165130, 166815, 169848, 177936, 181643, 188720, 194040, 198156, 207592, 212310, 222420, 226464, 233541, 242640, 247695, 258720, 259490, 264208, 266904, 283080, 296560, 297234, 311388, 330260, 333630, 339696, 355872, 363286, 377440, 388080, 389235, 396312, 415184, 424620, 444840, 467082, 485280, 495390, 518980, 528416, 533808, 544929, 566160, 593120, 594468, 622776, 660520, 667260, 679392, 726572, 743085, 776160, 778470, 792624, 830368, 849240, 889680, 908215, 934164, 990780, 1037960, 1067616, 1089858, 1132320, 1167705, 1188936, 1245552, 1321040, 1334520, 1453144, 1486170, 1556940, 1585248, 1634787, 1698480, 1779360, 1816430, 1868328, 1981560, 2075920, 2179716, 2335410, 2377872, 2491104, 2642080, 2669040, 2724645, 2906288, 2972340, 3113880, 3269574, 3396960, 3632860, 3736656, 3963120, 4151840, 4359432, 4670820, 4755744, 5338080, 5449290, 5812576, 5944680, 6227760, 6539148, 7265720, 7473312, 7926240, 8173935, 8718864, 9341640, 10898580, 11889360, 12455520, 13078296, 14531440, 16347870, 17437728, 18683280, 21797160, 23778720, 26156592, 29062880, 32695740, 37366560, 43594320, 52313184, 65391480, 87188640, 130782960, 261565920]

約数ペア:

[(1, 261565920), (2, 130782960), (3, 87188640), (4, 65391480), (5, 52313184), (6, 43594320), (7, 37366560), (8, 32695740), (9, 29062880), (10, 26156592), (11, 23778720), (12, 21797160), (14, 18683280), (15, 17437728), (16, 16347870), (18, 14531440), (20, 13078296), (21, 12455520), (22, 11889360), (24, 10898580), (28, 9341640), (30, 8718864), (32, 8173935), (33, 7926240), (35, 7473312), (36, 7265720), (40, 6539148), (42, 6227760), (44, 5944680), (45, 5812576), (48, 5449290), (49, 5338080), (55, 4755744), (56, 4670820), (60, 4359432), (63, 4151840), (66, 3963120), (70, 3736656), (72, 3632860), (77, 3396960), (80, 3269574), (84, 3113880), (88, 2972340), (90, 2906288), (96, 2724645), (98, 2669040), (99, 2642080), (105, 2491104), (110, 2377872), (112, 2335410), (120, 2179716), (126, 2075920), (132, 1981560), (140, 1868328), (144, 1816430), (147, 1779360), (154, 1698480), (160, 1634787), (165, 1585248), (168, 1556940), (176, 1486170), (180, 1453144), (196, 1334520), (198, 1321040), (210, 1245552), (220, 1188936), (224, 1167705), (231, 1132320), (240, 1089858), (245, 1067616), (252, 1037960), (264, 990780), (280, 934164), (288, 908215), (294, 889680), (308, 849240), (315, 830368), (330, 792624), (336, 778470), (337, 776160), (352, 743085), (360, 726572), (385, 679392), (392, 667260), (396, 660520), (420, 622776), (440, 594468), (441, 593120), (462, 566160), (480, 544929), (490, 533808), (495, 528416), (504, 518980), (528, 495390), (539, 485280), (560, 467082), (588, 444840), (616, 424620), (630, 415184), (660, 396312), (672, 389235), (674, 388080), (693, 377440), (720, 363286), (735, 355872), (770, 339696), (784, 333630), (792, 330260), (840, 311388), (880, 297234), (882, 296560), (924, 283080), (980, 266904), (990, 264208), (1008, 259490), (1011, 258720), (1056, 247695), (1078, 242640), (1120, 233541), (1155, 226464), (1176, 222420), (1232, 212310), (1260, 207592), (1320, 198156), (1348, 194040), (1386, 188720), (1440, 181643), (1470, 177936), (1540, 169848), (1568, 166815), (1584, 165130), (1617, 161760), (1680, 155694), (1685, 155232), (1760, 148617), (1764, 148280), (1848, 141540), (1960, 133452), (1980, 132104), (2016, 129745), (2022, 129360), (2156, 121320), (2205, 118624), (2310, 113232), (2352, 111210), (2359, 110880), (2464, 106155), (2520, 103796), (2640, 99078), (2695, 97056), (2696, 97020), (2772, 94360), (2940, 88968), (3033, 86240), (3080, 84924), (3168, 82565), (3234, 80880), (3360, 77847), (3370, 77616), (3465, 75488), (3528, 74140), (3696, 70770), (3707, 70560), (3920, 66726), (3960, 66052), (4044, 64680), (4312, 60660), (4410, 59312), (4620, 56616), (4704, 55605), (4718, 55440), (4851, 53920), (5040, 51898), (5055, 51744), (5280, 49539), (5390, 48528), (5392, 48510), (5544, 47180), (5880, 44484), (6066, 43120), (6160, 42462), (6468, 40440), (6740, 38808), (6930, 37744), (7056, 37070), (7077, 36960), (7392, 35385), (7414, 35280), (7840, 33363), (7920, 33026), (8085, 32352), (8088, 32340), (8624, 30330), (8820, 29656), (9240, 28308), (9436, 27720), (9702, 26960), (10080, 25949), (10110, 25872), (10780, 24264), (10784, 24255), (11088, 23590), (11121, 23520), (11760, 22242), (11795, 22176), (12132, 21560), (12320, 21231), (12936, 20220), (13480, 19404), (13860, 18872), (14112, 18535), (14154, 18480), (14828, 17640), (15165, 17248), (15840, 16513), (16170, 16176)]