208306560

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1409}}^1$

素因数の和:1449

約数の個数: 256

約数和(自身を含む): 828403200

約数和(自身を除く): 620096640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 528, 560, 616, 640, 660, 672, 704, 770, 840, 880, 896, 924, 960, 1056, 1120, 1155, 1232, 1320, 1344, 1408, 1409, 1540, 1680, 1760, 1848, 1920, 2112, 2240, 2310, 2464, 2640, 2688, 2818, 3080, 3360, 3520, 3696, 4224, 4227, 4480, 4620, 4928, 5280, 5636, 6160, 6720, 7040, 7045, 7392, 8454, 9240, 9856, 9863, 10560, 11272, 12320, 13440, 14090, 14784, 15499, 16908, 18480, 19726, 21120, 21135, 22544, 24640, 28180, 29568, 29589, 30998, 33816, 36960, 39452, 42270, 45088, 46497, 49280, 49315, 56360, 59178, 61996, 67632, 73920, 77495, 78904, 84540, 90176, 92994, 98630, 108493, 112720, 118356, 123992, 135264, 147840, 147945, 154990, 157808, 169080, 180352, 185988, 197260, 216986, 225440, 232485, 236712, 247984, 270528, 295890, 309980, 315616, 325479, 338160, 371976, 394520, 433972, 450880, 464970, 473424, 495968, 541056, 542465, 591780, 619960, 631232, 650958, 676320, 743952, 789040, 867944, 901760, 929940, 946848, 991936, 1084930, 1183560, 1239920, 1262464, 1301916, 1352640, 1487904, 1578080, 1627395, 1735888, 1859880, 1893696, 1983872, 2169860, 2367120, 2479840, 2603832, 2705280, 2975808, 3156160, 3254790, 3471776, 3719760, 3787392, 4339720, 4734240, 4959680, 5207664, 5951616, 6312320, 6509580, 6943552, 7439520, 8679440, 9468480, 9919360, 10415328, 13019160, 13887104, 14879040, 17358880, 18936960, 20830656, 26038320, 29758080, 34717760, 41661312, 52076640, 69435520, 104153280, 208306560]

約数ペア:

[(1, 208306560), (2, 104153280), (3, 69435520), (4, 52076640), (5, 41661312), (6, 34717760), (7, 29758080), (8, 26038320), (10, 20830656), (11, 18936960), (12, 17358880), (14, 14879040), (15, 13887104), (16, 13019160), (20, 10415328), (21, 9919360), (22, 9468480), (24, 8679440), (28, 7439520), (30, 6943552), (32, 6509580), (33, 6312320), (35, 5951616), (40, 5207664), (42, 4959680), (44, 4734240), (48, 4339720), (55, 3787392), (56, 3719760), (60, 3471776), (64, 3254790), (66, 3156160), (70, 2975808), (77, 2705280), (80, 2603832), (84, 2479840), (88, 2367120), (96, 2169860), (105, 1983872), (110, 1893696), (112, 1859880), (120, 1735888), (128, 1627395), (132, 1578080), (140, 1487904), (154, 1352640), (160, 1301916), (165, 1262464), (168, 1239920), (176, 1183560), (192, 1084930), (210, 991936), (220, 946848), (224, 929940), (231, 901760), (240, 867944), (264, 789040), (280, 743952), (308, 676320), (320, 650958), (330, 631232), (336, 619960), (352, 591780), (384, 542465), (385, 541056), (420, 495968), (440, 473424), (448, 464970), (462, 450880), (480, 433972), (528, 394520), (560, 371976), (616, 338160), (640, 325479), (660, 315616), (672, 309980), (704, 295890), (770, 270528), (840, 247984), (880, 236712), (896, 232485), (924, 225440), (960, 216986), (1056, 197260), (1120, 185988), (1155, 180352), (1232, 169080), (1320, 157808), (1344, 154990), (1408, 147945), (1409, 147840), (1540, 135264), (1680, 123992), (1760, 118356), (1848, 112720), (1920, 108493), (2112, 98630), (2240, 92994), (2310, 90176), (2464, 84540), (2640, 78904), (2688, 77495), (2818, 73920), (3080, 67632), (3360, 61996), (3520, 59178), (3696, 56360), (4224, 49315), (4227, 49280), (4480, 46497), (4620, 45088), (4928, 42270), (5280, 39452), (5636, 36960), (6160, 33816), (6720, 30998), (7040, 29589), (7045, 29568), (7392, 28180), (8454, 24640), (9240, 22544), (9856, 21135), (9863, 21120), (10560, 19726), (11272, 18480), (12320, 16908), (13440, 15499), (14090, 14784)]