1230401480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{399481}}^1$

素因数の和:399510

約数の個数: 64

約数和(自身を含む): 3451524480

約数和(自身を除く): 2221123000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 399481, 798962, 1597924, 1997405, 2796367, 3195848, 3994810, 4394291, 5592734, 7989620, 8788582, 11185468, 13981835, 15979240, 17577164, 21971455, 22370936, 27963670, 30760037, 35154328, 43942910, 55927340, 61520074, 87885820, 111854680, 123040148, 153800185, 175771640, 246080296, 307600370, 615200740, 1230401480]

約数ペア:

[(1, 1230401480), (2, 615200740), (4, 307600370), (5, 246080296), (7, 175771640), (8, 153800185), (10, 123040148), (11, 111854680), (14, 87885820), (20, 61520074), (22, 55927340), (28, 43942910), (35, 35154328), (40, 30760037), (44, 27963670), (55, 22370936), (56, 21971455), (70, 17577164), (77, 15979240), (88, 13981835), (110, 11185468), (140, 8788582), (154, 7989620), (220, 5592734), (280, 4394291), (308, 3994810), (385, 3195848), (440, 2796367), (616, 1997405), (770, 1597924), (1540, 798962), (3080, 399481)]