68502720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:543

約数の個数: 224

約数和(自身を含む): 256032000

約数和(自身を除く): 187529280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 143, 156, 160, 165, 176, 192, 195, 208, 220, 240, 260, 264, 286, 312, 320, 330, 352, 390, 416, 429, 440, 480, 499, 520, 528, 572, 624, 660, 704, 715, 780, 832, 858, 880, 960, 998, 1040, 1056, 1144, 1248, 1320, 1430, 1497, 1560, 1716, 1760, 1996, 2080, 2112, 2145, 2288, 2495, 2496, 2640, 2860, 2994, 3120, 3432, 3520, 3992, 4160, 4290, 4576, 4990, 5280, 5489, 5720, 5988, 6240, 6487, 6864, 7485, 7984, 8580, 9152, 9980, 10560, 10978, 11440, 11976, 12480, 12974, 13728, 14970, 15968, 16467, 17160, 19461, 19960, 21956, 22880, 23952, 25948, 27445, 27456, 29940, 31936, 32435, 32934, 34320, 38922, 39920, 43912, 45760, 47904, 51896, 54890, 59880, 64870, 65868, 68640, 71357, 77844, 79840, 82335, 87824, 95808, 97305, 103792, 109780, 119760, 129740, 131736, 137280, 142714, 155688, 159680, 164670, 175648, 194610, 207584, 214071, 219560, 239520, 259480, 263472, 285428, 311376, 329340, 351296, 356785, 389220, 415168, 428142, 439120, 479040, 518960, 526944, 570856, 622752, 658680, 713570, 778440, 856284, 878240, 1037920, 1053888, 1070355, 1141712, 1245504, 1317360, 1427140, 1556880, 1712568, 1756480, 2075840, 2140710, 2283424, 2634720, 2854280, 3113760, 3425136, 4281420, 4566848, 5269440, 5708560, 6227520, 6850272, 8562840, 11417120, 13700544, 17125680, 22834240, 34251360, 68502720]

約数ペア:

[(1, 68502720), (2, 34251360), (3, 22834240), (4, 17125680), (5, 13700544), (6, 11417120), (8, 8562840), (10, 6850272), (11, 6227520), (12, 5708560), (13, 5269440), (15, 4566848), (16, 4281420), (20, 3425136), (22, 3113760), (24, 2854280), (26, 2634720), (30, 2283424), (32, 2140710), (33, 2075840), (39, 1756480), (40, 1712568), (44, 1556880), (48, 1427140), (52, 1317360), (55, 1245504), (60, 1141712), (64, 1070355), (65, 1053888), (66, 1037920), (78, 878240), (80, 856284), (88, 778440), (96, 713570), (104, 658680), (110, 622752), (120, 570856), (130, 526944), (132, 518960), (143, 479040), (156, 439120), (160, 428142), (165, 415168), (176, 389220), (192, 356785), (195, 351296), (208, 329340), (220, 311376), (240, 285428), (260, 263472), (264, 259480), (286, 239520), (312, 219560), (320, 214071), (330, 207584), (352, 194610), (390, 175648), (416, 164670), (429, 159680), (440, 155688), (480, 142714), (499, 137280), (520, 131736), (528, 129740), (572, 119760), (624, 109780), (660, 103792), (704, 97305), (715, 95808), (780, 87824), (832, 82335), (858, 79840), (880, 77844), (960, 71357), (998, 68640), (1040, 65868), (1056, 64870), (1144, 59880), (1248, 54890), (1320, 51896), (1430, 47904), (1497, 45760), (1560, 43912), (1716, 39920), (1760, 38922), (1996, 34320), (2080, 32934), (2112, 32435), (2145, 31936), (2288, 29940), (2495, 27456), (2496, 27445), (2640, 25948), (2860, 23952), (2994, 22880), (3120, 21956), (3432, 19960), (3520, 19461), (3992, 17160), (4160, 16467), (4290, 15968), (4576, 14970), (4990, 13728), (5280, 12974), (5489, 12480), (5720, 11976), (5988, 11440), (6240, 10978), (6487, 10560), (6864, 9980), (7485, 9152), (7984, 8580)]