648959040

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{25037}}^1$

素因数の和:25066

約数の個数: 140

約数和(自身を含む): 2308553676

約数和(自身を除く): 1659594636

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25037, 25920, 50074, 75111, 100148, 125185, 150222, 200296, 225333, 250370, 300444, 375555, 400592, 450666, 500740, 600888, 675999, 751110, 801184, 901332, 1001480, 1126665, 1201776, 1351998, 1502220, 1602368, 1802664, 2002960, 2027997, 2253330, 2403552, 2703996, 3004440, 3379995, 3605328, 4005920, 4055994, 4506660, 4807104, 5407992, 6008880, 6759990, 7210656, 8011840, 8111988, 9013320, 10139985, 10815984, 12017760, 13519980, 14421312, 16223976, 18026640, 20279970, 21631968, 24035520, 27039960, 32447952, 36053280, 40559940, 43263936, 54079920, 64895904, 72106560, 81119880, 108159840, 129791808, 162239760, 216319680, 324479520, 648959040]

約数ペア:

[(1, 648959040), (2, 324479520), (3, 216319680), (4, 162239760), (5, 129791808), (6, 108159840), (8, 81119880), (9, 72106560), (10, 64895904), (12, 54079920), (15, 43263936), (16, 40559940), (18, 36053280), (20, 32447952), (24, 27039960), (27, 24035520), (30, 21631968), (32, 20279970), (36, 18026640), (40, 16223976), (45, 14421312), (48, 13519980), (54, 12017760), (60, 10815984), (64, 10139985), (72, 9013320), (80, 8111988), (81, 8011840), (90, 7210656), (96, 6759990), (108, 6008880), (120, 5407992), (135, 4807104), (144, 4506660), (160, 4055994), (162, 4005920), (180, 3605328), (192, 3379995), (216, 3004440), (240, 2703996), (270, 2403552), (288, 2253330), (320, 2027997), (324, 2002960), (360, 1802664), (405, 1602368), (432, 1502220), (480, 1351998), (540, 1201776), (576, 1126665), (648, 1001480), (720, 901332), (810, 801184), (864, 751110), (960, 675999), (1080, 600888), (1296, 500740), (1440, 450666), (1620, 400592), (1728, 375555), (2160, 300444), (2592, 250370), (2880, 225333), (3240, 200296), (4320, 150222), (5184, 125185), (6480, 100148), (8640, 75111), (12960, 50074), (25037, 25920)]