201991620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{198031}}^1$

素因数の和:198060

約数の個数: 48

約数和(自身を含む): 598848768

約数和(自身を除く): 396857148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 198031, 396062, 594093, 792124, 990155, 1188186, 1980310, 2376372, 2970465, 3366527, 3960620, 5940930, 6733054, 10099581, 11881860, 13466108, 16832635, 20199162, 33665270, 40398324, 50497905, 67330540, 100995810, 201991620]

約数ペア:

[(1, 201991620), (2, 100995810), (3, 67330540), (4, 50497905), (5, 40398324), (6, 33665270), (10, 20199162), (12, 16832635), (15, 13466108), (17, 11881860), (20, 10099581), (30, 6733054), (34, 5940930), (51, 3960620), (60, 3366527), (68, 2970465), (85, 2376372), (102, 1980310), (170, 1188186), (204, 990155), (255, 792124), (340, 594093), (510, 396062), (1020, 198031)]