19614960

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{1009}}^1$

素因数の和:1037

約数の個数: 120

約数和(自身を含む): 68381040

約数和(自身を除く): 48766080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1009, 1080, 1215, 1296, 1620, 1944, 2018, 2160, 2430, 3027, 3240, 3888, 4036, 4860, 5045, 6054, 6480, 8072, 9081, 9720, 10090, 12108, 15135, 16144, 18162, 19440, 20180, 24216, 27243, 30270, 36324, 40360, 45405, 48432, 54486, 60540, 72648, 80720, 81729, 90810, 108972, 121080, 136215, 145296, 163458, 181620, 217944, 242160, 245187, 272430, 326916, 363240, 408645, 435888, 490374, 544860, 653832, 726480, 817290, 980748, 1089720, 1225935, 1307664, 1634580, 1961496, 2179440, 2451870, 3269160, 3922992, 4903740, 6538320, 9807480, 19614960]

約数ペア:

[(1, 19614960), (2, 9807480), (3, 6538320), (4, 4903740), (5, 3922992), (6, 3269160), (8, 2451870), (9, 2179440), (10, 1961496), (12, 1634580), (15, 1307664), (16, 1225935), (18, 1089720), (20, 980748), (24, 817290), (27, 726480), (30, 653832), (36, 544860), (40, 490374), (45, 435888), (48, 408645), (54, 363240), (60, 326916), (72, 272430), (80, 245187), (81, 242160), (90, 217944), (108, 181620), (120, 163458), (135, 145296), (144, 136215), (162, 121080), (180, 108972), (216, 90810), (240, 81729), (243, 80720), (270, 72648), (324, 60540), (360, 54486), (405, 48432), (432, 45405), (486, 40360), (540, 36324), (648, 30270), (720, 27243), (810, 24216), (972, 20180), (1009, 19440), (1080, 18162), (1215, 16144), (1296, 15135), (1620, 12108), (1944, 10090), (2018, 9720), (2160, 9081), (2430, 8072), (3027, 6480), (3240, 6054), (3888, 5045), (4036, 4860)]