78476820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{2113}}^1$

素因数の和:2744

約数の個数: 48

約数和(自身を含む): 220194240

約数和(自身を除く): 141717420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 619, 1238, 1857, 2113, 2476, 3095, 3714, 4226, 6190, 6339, 7428, 8452, 9285, 10565, 12380, 12678, 18570, 21130, 25356, 31695, 37140, 42260, 63390, 126780, 1307947, 2615894, 3923841, 5231788, 6539735, 7847682, 13079470, 15695364, 19619205, 26158940, 39238410, 78476820]

約数ペア:

[(1, 78476820), (2, 39238410), (3, 26158940), (4, 19619205), (5, 15695364), (6, 13079470), (10, 7847682), (12, 6539735), (15, 5231788), (20, 3923841), (30, 2615894), (60, 1307947), (619, 126780), (1238, 63390), (1857, 42260), (2113, 37140), (2476, 31695), (3095, 25356), (3714, 21130), (4226, 18570), (6190, 12678), (6339, 12380), (7428, 10565), (8452, 9285)]