270123280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{68909}}^1$

素因数の和:68936

約数の個数: 60

約数和(自身を含む): 730583820

約数和(自身を除く): 460460540

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 68909, 137818, 275636, 344545, 482363, 551272, 689090, 964726, 1102544, 1378180, 1929452, 2411815, 2756360, 3376541, 3858904, 4823630, 5512720, 6753082, 7717808, 9647260, 13506164, 16882705, 19294520, 27012328, 33765410, 38589040, 54024656, 67530820, 135061640, 270123280]

約数ペア:

[(1, 270123280), (2, 135061640), (4, 67530820), (5, 54024656), (7, 38589040), (8, 33765410), (10, 27012328), (14, 19294520), (16, 16882705), (20, 13506164), (28, 9647260), (35, 7717808), (40, 6753082), (49, 5512720), (56, 4823630), (70, 3858904), (80, 3376541), (98, 2756360), (112, 2411815), (140, 1929452), (196, 1378180), (245, 1102544), (280, 964726), (392, 689090), (490, 551272), (560, 482363), (784, 344545), (980, 275636), (1960, 137818), (3920, 68909)]