217680320

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 224

約数和(自身を含む): 626766336

約数和(自身を除く): 409086016

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 67, 71, 80, 88, 104, 110, 130, 134, 142, 143, 160, 176, 208, 220, 260, 268, 284, 286, 320, 335, 352, 355, 416, 440, 520, 536, 568, 572, 670, 704, 710, 715, 737, 781, 832, 871, 880, 923, 1040, 1072, 1136, 1144, 1340, 1420, 1430, 1474, 1562, 1742, 1760, 1846, 2080, 2144, 2272, 2288, 2680, 2840, 2860, 2948, 3124, 3484, 3520, 3685, 3692, 3905, 4160, 4288, 4355, 4544, 4576, 4615, 4757, 5360, 5680, 5720, 5896, 6248, 6968, 7370, 7384, 7810, 8710, 9152, 9230, 9514, 9581, 10153, 10720, 11360, 11440, 11792, 12496, 13936, 14740, 14768, 15620, 17420, 18460, 19028, 19162, 20306, 21440, 22720, 22880, 23584, 23785, 24992, 27872, 29480, 29536, 31240, 34840, 36920, 38056, 38324, 40612, 45760, 47168, 47570, 47905, 49984, 50765, 52327, 55744, 58960, 59072, 61841, 62480, 69680, 73840, 76112, 76648, 81224, 95140, 95810, 101530, 104654, 117920, 123682, 124960, 139360, 147680, 152224, 153296, 162448, 190280, 191620, 203060, 209308, 235840, 247364, 249920, 261635, 278720, 295360, 304448, 306592, 309205, 324896, 380560, 383240, 406120, 418616, 494728, 523270, 613184, 618410, 649792, 680251, 761120, 766480, 812240, 837232, 989456, 1046540, 1236820, 1360502, 1522240, 1532960, 1624480, 1674464, 1978912, 2093080, 2473640, 2721004, 3065920, 3248960, 3348928, 3401255, 3957824, 4186160, 4947280, 5442008, 6802510, 8372320, 9894560, 10884016, 13605020, 16744640, 19789120, 21768032, 27210040, 43536064, 54420080, 108840160, 217680320]

約数ペア:

[(1, 217680320), (2, 108840160), (4, 54420080), (5, 43536064), (8, 27210040), (10, 21768032), (11, 19789120), (13, 16744640), (16, 13605020), (20, 10884016), (22, 9894560), (26, 8372320), (32, 6802510), (40, 5442008), (44, 4947280), (52, 4186160), (55, 3957824), (64, 3401255), (65, 3348928), (67, 3248960), (71, 3065920), (80, 2721004), (88, 2473640), (104, 2093080), (110, 1978912), (130, 1674464), (134, 1624480), (142, 1532960), (143, 1522240), (160, 1360502), (176, 1236820), (208, 1046540), (220, 989456), (260, 837232), (268, 812240), (284, 766480), (286, 761120), (320, 680251), (335, 649792), (352, 618410), (355, 613184), (416, 523270), (440, 494728), (520, 418616), (536, 406120), (568, 383240), (572, 380560), (670, 324896), (704, 309205), (710, 306592), (715, 304448), (737, 295360), (781, 278720), (832, 261635), (871, 249920), (880, 247364), (923, 235840), (1040, 209308), (1072, 203060), (1136, 191620), (1144, 190280), (1340, 162448), (1420, 153296), (1430, 152224), (1474, 147680), (1562, 139360), (1742, 124960), (1760, 123682), (1846, 117920), (2080, 104654), (2144, 101530), (2272, 95810), (2288, 95140), (2680, 81224), (2840, 76648), (2860, 76112), (2948, 73840), (3124, 69680), (3484, 62480), (3520, 61841), (3685, 59072), (3692, 58960), (3905, 55744), (4160, 52327), (4288, 50765), (4355, 49984), (4544, 47905), (4576, 47570), (4615, 47168), (4757, 45760), (5360, 40612), (5680, 38324), (5720, 38056), (5896, 36920), (6248, 34840), (6968, 31240), (7370, 29536), (7384, 29480), (7810, 27872), (8710, 24992), (9152, 23785), (9230, 23584), (9514, 22880), (9581, 22720), (10153, 21440), (10720, 20306), (11360, 19162), (11440, 19028), (11792, 18460), (12496, 17420), (13936, 15620), (14740, 14768)]