215991360

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:683

約数の個数: 280

約数和(自身を含む): 828711576

約数和(自身を除く): 612720216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 576, 585, 624, 641, 648, 702, 720, 780, 810, 832, 864, 936, 960, 1040, 1053, 1080, 1170, 1248, 1282, 1296, 1404, 1440, 1560, 1620, 1728, 1755, 1872, 1923, 2080, 2106, 2160, 2340, 2496, 2564, 2592, 2808, 2880, 3120, 3205, 3240, 3510, 3744, 3846, 4160, 4212, 4320, 4680, 5128, 5184, 5265, 5616, 5769, 6240, 6410, 6480, 7020, 7488, 7692, 8333, 8424, 8640, 9360, 9615, 10256, 10530, 11232, 11538, 12480, 12820, 12960, 14040, 15384, 16666, 16848, 17307, 18720, 19230, 20512, 21060, 22464, 23076, 24999, 25640, 25920, 28080, 28845, 30768, 33332, 33696, 34614, 37440, 38460, 41024, 41665, 42120, 46152, 49998, 51280, 51921, 56160, 57690, 61536, 66664, 67392, 69228, 74997, 76920, 83330, 84240, 86535, 92304, 99996, 102560, 103842, 112320, 115380, 123072, 124995, 133328, 138456, 149994, 153840, 166660, 168480, 173070, 184608, 199992, 205120, 207684, 224991, 230760, 249990, 259605, 266656, 276912, 299988, 307680, 333320, 336960, 346140, 369216, 374985, 399984, 415368, 449982, 461520, 499980, 519210, 533312, 553824, 599976, 615360, 666640, 674973, 692280, 749970, 799968, 830736, 899964, 923040, 999960, 1038420, 1107648, 1124955, 1199952, 1333280, 1349946, 1384560, 1499940, 1599936, 1661472, 1799928, 1846080, 1999920, 2076840, 2249910, 2399904, 2666560, 2699892, 2769120, 2999880, 3322944, 3374865, 3599856, 3999840, 4153680, 4499820, 4799808, 5399784, 5538240, 5999760, 6749730, 7199712, 7999680, 8307360, 8999640, 10799568, 11999520, 13499460, 14399424, 16614720, 17999280, 21599136, 23999040, 26998920, 35998560, 43198272, 53997840, 71997120, 107995680, 215991360]

約数ペア:

[(1, 215991360), (2, 107995680), (3, 71997120), (4, 53997840), (5, 43198272), (6, 35998560), (8, 26998920), (9, 23999040), (10, 21599136), (12, 17999280), (13, 16614720), (15, 14399424), (16, 13499460), (18, 11999520), (20, 10799568), (24, 8999640), (26, 8307360), (27, 7999680), (30, 7199712), (32, 6749730), (36, 5999760), (39, 5538240), (40, 5399784), (45, 4799808), (48, 4499820), (52, 4153680), (54, 3999840), (60, 3599856), (64, 3374865), (65, 3322944), (72, 2999880), (78, 2769120), (80, 2699892), (81, 2666560), (90, 2399904), (96, 2249910), (104, 2076840), (108, 1999920), (117, 1846080), (120, 1799928), (130, 1661472), (135, 1599936), (144, 1499940), (156, 1384560), (160, 1349946), (162, 1333280), (180, 1199952), (192, 1124955), (195, 1107648), (208, 1038420), (216, 999960), (234, 923040), (240, 899964), (260, 830736), (270, 799968), (288, 749970), (312, 692280), (320, 674973), (324, 666640), (351, 615360), (360, 599976), (390, 553824), (405, 533312), (416, 519210), (432, 499980), (468, 461520), (480, 449982), (520, 415368), (540, 399984), (576, 374985), (585, 369216), (624, 346140), (641, 336960), (648, 333320), (702, 307680), (720, 299988), (780, 276912), (810, 266656), (832, 259605), (864, 249990), (936, 230760), (960, 224991), (1040, 207684), (1053, 205120), (1080, 199992), (1170, 184608), (1248, 173070), (1282, 168480), (1296, 166660), (1404, 153840), (1440, 149994), (1560, 138456), (1620, 133328), (1728, 124995), (1755, 123072), (1872, 115380), (1923, 112320), (2080, 103842), (2106, 102560), (2160, 99996), (2340, 92304), (2496, 86535), (2564, 84240), (2592, 83330), (2808, 76920), (2880, 74997), (3120, 69228), (3205, 67392), (3240, 66664), (3510, 61536), (3744, 57690), (3846, 56160), (4160, 51921), (4212, 51280), (4320, 49998), (4680, 46152), (5128, 42120), (5184, 41665), (5265, 41024), (5616, 38460), (5769, 37440), (6240, 34614), (6410, 33696), (6480, 33332), (7020, 30768), (7488, 28845), (7692, 28080), (8333, 25920), (8424, 25640), (8640, 24999), (9360, 23076), (9615, 22464), (10256, 21060), (10530, 20512), (11232, 19230), (11538, 18720), (12480, 17307), (12820, 16848), (12960, 16666), (14040, 15384)]