138731220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45337}}^1$

素因数の和:45369

約数の個数: 72

約数和(自身を含む): 445581864

約数和(自身を除く): 306850644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 45337, 90674, 136011, 181348, 226685, 272022, 408033, 453370, 544044, 680055, 770729, 816066, 906740, 1360110, 1541458, 1632132, 2040165, 2312187, 2720220, 3082916, 3853645, 4080330, 4624374, 6936561, 7707290, 8160660, 9248748, 11560935, 13873122, 15414580, 23121870, 27746244, 34682805, 46243740, 69365610, 138731220]

約数ペア:

[(1, 138731220), (2, 69365610), (3, 46243740), (4, 34682805), (5, 27746244), (6, 23121870), (9, 15414580), (10, 13873122), (12, 11560935), (15, 9248748), (17, 8160660), (18, 7707290), (20, 6936561), (30, 4624374), (34, 4080330), (36, 3853645), (45, 3082916), (51, 2720220), (60, 2312187), (68, 2040165), (85, 1632132), (90, 1541458), (102, 1360110), (153, 906740), (170, 816066), (180, 770729), (204, 680055), (255, 544044), (306, 453370), (340, 408033), (510, 272022), (612, 226685), (765, 181348), (1020, 136011), (1530, 90674), (3060, 45337)]