17980380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1009}}^1$

素因数の和:1041

約数の個数: 120

約数和(自身を含む): 61593840

約数和(自身を除く): 43613460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1009, 1188, 1485, 1620, 1782, 1980, 2018, 2970, 3027, 3564, 4036, 4455, 5045, 5940, 6054, 8910, 9081, 10090, 11099, 12108, 15135, 17820, 18162, 20180, 22198, 27243, 30270, 33297, 36324, 44396, 45405, 54486, 55495, 60540, 66594, 81729, 90810, 99891, 108972, 110990, 133188, 136215, 163458, 166485, 181620, 199782, 221980, 272430, 299673, 326916, 332970, 399564, 408645, 499455, 544860, 599346, 665940, 817290, 899019, 998910, 1198692, 1498365, 1634580, 1798038, 1997820, 2996730, 3596076, 4495095, 5993460, 8990190, 17980380]

約数ペア:

[(1, 17980380), (2, 8990190), (3, 5993460), (4, 4495095), (5, 3596076), (6, 2996730), (9, 1997820), (10, 1798038), (11, 1634580), (12, 1498365), (15, 1198692), (18, 998910), (20, 899019), (22, 817290), (27, 665940), (30, 599346), (33, 544860), (36, 499455), (44, 408645), (45, 399564), (54, 332970), (55, 326916), (60, 299673), (66, 272430), (81, 221980), (90, 199782), (99, 181620), (108, 166485), (110, 163458), (132, 136215), (135, 133188), (162, 110990), (165, 108972), (180, 99891), (198, 90810), (220, 81729), (270, 66594), (297, 60540), (324, 55495), (330, 54486), (396, 45405), (405, 44396), (495, 36324), (540, 33297), (594, 30270), (660, 27243), (810, 22198), (891, 20180), (990, 18162), (1009, 17820), (1188, 15135), (1485, 12108), (1620, 11099), (1782, 10090), (1980, 9081), (2018, 8910), (2970, 6054), (3027, 5940), (3564, 5045), (4036, 4455)]