13456980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{74761}}^1$

素因数の和:74776

約数の個数: 36

約数和(自身を含む): 40820052

約数和(自身を除く): 27363072

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 74761, 149522, 224283, 299044, 373805, 448566, 672849, 747610, 897132, 1121415, 1345698, 1495220, 2242830, 2691396, 3364245, 4485660, 6728490, 13456980]

約数ペア:

[(1, 13456980), (2, 6728490), (3, 4485660), (4, 3364245), (5, 2691396), (6, 2242830), (9, 1495220), (10, 1345698), (12, 1121415), (15, 897132), (18, 747610), (20, 672849), (30, 448566), (36, 373805), (45, 299044), (60, 224283), (90, 149522), (180, 74761)]