15666427960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1759}}^1\times {\mathrm{11719}}^1$

素因数の和:13508

約数の個数: 64

約数和(自身を含む): 37128960000

約数和(自身を除く): 21462532040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1759, 3518, 7036, 8795, 11719, 14072, 17590, 23438, 33421, 35180, 46876, 58595, 66842, 70360, 93752, 117190, 133684, 167105, 222661, 234380, 267368, 334210, 445322, 468760, 668420, 890644, 1113305, 1336840, 1781288, 2226610, 4453220, 8906440, 20613721, 41227442, 82454884, 103068605, 164909768, 206137210, 391660699, 412274420, 783321398, 824548840, 1566642796, 1958303495, 3133285592, 3916606990, 7833213980, 15666427960]

約数ペア:

[(1, 15666427960), (2, 7833213980), (4, 3916606990), (5, 3133285592), (8, 1958303495), (10, 1566642796), (19, 824548840), (20, 783321398), (38, 412274420), (40, 391660699), (76, 206137210), (95, 164909768), (152, 103068605), (190, 82454884), (380, 41227442), (760, 20613721), (1759, 8906440), (3518, 4453220), (7036, 2226610), (8795, 1781288), (11719, 1336840), (14072, 1113305), (17590, 890644), (23438, 668420), (33421, 468760), (35180, 445322), (46876, 334210), (58595, 267368), (66842, 234380), (70360, 222661), (93752, 167105), (117190, 133684)]