521566140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{68447}}^1$

素因数の和:68586

約数の個数: 48

約数和(自身を含む): 1471905792

約数和(自身を除く): 950339652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 508, 635, 762, 1270, 1524, 1905, 2540, 3810, 7620, 68447, 136894, 205341, 273788, 342235, 410682, 684470, 821364, 1026705, 1368940, 2053410, 4106820, 8692769, 17385538, 26078307, 34771076, 43463845, 52156614, 86927690, 104313228, 130391535, 173855380, 260783070, 521566140]

約数ペア:

[(1, 521566140), (2, 260783070), (3, 173855380), (4, 130391535), (5, 104313228), (6, 86927690), (10, 52156614), (12, 43463845), (15, 34771076), (20, 26078307), (30, 17385538), (60, 8692769), (127, 4106820), (254, 2053410), (381, 1368940), (508, 1026705), (635, 821364), (762, 684470), (1270, 410682), (1524, 342235), (1905, 273788), (2540, 205341), (3810, 136894), (7620, 68447)]