213930960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{891379}}^1$

素因数の和:891395

約数の個数: 40

約数和(自身を含む): 663186720

約数和(自身を除く): 449255760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 891379, 1782758, 2674137, 3565516, 4456895, 5348274, 7131032, 8913790, 10696548, 13370685, 14262064, 17827580, 21393096, 26741370, 35655160, 42786192, 53482740, 71310320, 106965480, 213930960]

約数ペア:

[(1, 213930960), (2, 106965480), (3, 71310320), (4, 53482740), (5, 42786192), (6, 35655160), (8, 26741370), (10, 21393096), (12, 17827580), (15, 14262064), (16, 13370685), (20, 10696548), (24, 8913790), (30, 7131032), (40, 5348274), (48, 4456895), (60, 3565516), (80, 2674137), (120, 1782758), (240, 891379)]