287309040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1197121}}^1$

素因数の和:1197137

約数の個数: 40

約数和(自身を含む): 890658768

約数和(自身を除く): 603349728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1197121, 2394242, 3591363, 4788484, 5985605, 7182726, 9576968, 11971210, 14365452, 17956815, 19153936, 23942420, 28730904, 35913630, 47884840, 57461808, 71827260, 95769680, 143654520, 287309040]

約数ペア:

[(1, 287309040), (2, 143654520), (3, 95769680), (4, 71827260), (5, 57461808), (6, 47884840), (8, 35913630), (10, 28730904), (12, 23942420), (15, 19153936), (16, 17956815), (20, 14365452), (24, 11971210), (30, 9576968), (40, 7182726), (48, 5985605), (60, 4788484), (80, 3591363), (120, 2394242), (240, 1197121)]