320481364

素因数分解:

$2^2\times 7^3\times {\mathrm{109}}^1\times {\mathrm{2143}}^1$

素因数の和:2277

約数の個数: 48

約数和(自身を含む): 660352000

約数和(自身を除く): 339870636

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 196, 218, 343, 436, 686, 763, 1372, 1526, 2143, 3052, 4286, 5341, 8572, 10682, 15001, 21364, 30002, 37387, 60004, 74774, 105007, 149548, 210014, 233587, 420028, 467174, 735049, 934348, 1470098, 1635109, 2940196, 3270218, 6540436, 11445763, 22891526, 45783052, 80120341, 160240682, 320481364]

約数ペア:

[(1, 320481364), (2, 160240682), (4, 80120341), (7, 45783052), (14, 22891526), (28, 11445763), (49, 6540436), (98, 3270218), (109, 2940196), (196, 1635109), (218, 1470098), (343, 934348), (436, 735049), (686, 467174), (763, 420028), (1372, 233587), (1526, 210014), (2143, 149548), (3052, 105007), (4286, 74774), (5341, 60004), (8572, 37387), (10682, 30002), (15001, 21364)]