78459840

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{1009}}^1$

素因数の和:1041

約数の個数: 168

約数和(自身を含む): 280141680

約数和(自身を除く): 201681840

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, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 810, 864, 960, 972, 1009, 1080, 1215, 1296, 1440, 1620, 1728, 1944, 2018, 2160, 2430, 2592, 2880, 3027, 3240, 3888, 4036, 4320, 4860, 5045, 5184, 6054, 6480, 7776, 8072, 8640, 9081, 9720, 10090, 12108, 12960, 15135, 15552, 16144, 18162, 19440, 20180, 24216, 25920, 27243, 30270, 32288, 36324, 38880, 40360, 45405, 48432, 54486, 60540, 64576, 72648, 77760, 80720, 81729, 90810, 96864, 108972, 121080, 136215, 145296, 161440, 163458, 181620, 193728, 217944, 242160, 245187, 272430, 290592, 322880, 326916, 363240, 408645, 435888, 484320, 490374, 544860, 581184, 653832, 726480, 817290, 871776, 968640, 980748, 1089720, 1225935, 1307664, 1452960, 1634580, 1743552, 1961496, 2179440, 2451870, 2615328, 2905920, 3269160, 3922992, 4358880, 4903740, 5230656, 6538320, 7845984, 8717760, 9807480, 13076640, 15691968, 19614960, 26153280, 39229920, 78459840]

約数ペア:

[(1, 78459840), (2, 39229920), (3, 26153280), (4, 19614960), (5, 15691968), (6, 13076640), (8, 9807480), (9, 8717760), (10, 7845984), (12, 6538320), (15, 5230656), (16, 4903740), (18, 4358880), (20, 3922992), (24, 3269160), (27, 2905920), (30, 2615328), (32, 2451870), (36, 2179440), (40, 1961496), (45, 1743552), (48, 1634580), (54, 1452960), (60, 1307664), (64, 1225935), (72, 1089720), (80, 980748), (81, 968640), (90, 871776), (96, 817290), (108, 726480), (120, 653832), (135, 581184), (144, 544860), (160, 490374), (162, 484320), (180, 435888), (192, 408645), (216, 363240), (240, 326916), (243, 322880), (270, 290592), (288, 272430), (320, 245187), (324, 242160), (360, 217944), (405, 193728), (432, 181620), (480, 163458), (486, 161440), (540, 145296), (576, 136215), (648, 121080), (720, 108972), (810, 96864), (864, 90810), (960, 81729), (972, 80720), (1009, 77760), (1080, 72648), (1215, 64576), (1296, 60540), (1440, 54486), (1620, 48432), (1728, 45405), (1944, 40360), (2018, 38880), (2160, 36324), (2430, 32288), (2592, 30270), (2880, 27243), (3027, 25920), (3240, 24216), (3888, 20180), (4036, 19440), (4320, 18162), (4860, 16144), (5045, 15552), (5184, 15135), (6054, 12960), (6480, 12108), (7776, 10090), (8072, 9720), (8640, 9081)]