267197420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{3919}}^1$

素因数の和:4422

約数の個数: 48

約数和(自身を含む): 642754560

約数和(自身を除く): 375557140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1948, 2435, 3409, 3919, 4870, 6818, 7838, 9740, 13636, 15676, 17045, 19595, 27433, 34090, 39190, 54866, 68180, 78380, 109732, 137165, 274330, 548660, 1908553, 3817106, 7634212, 9542765, 13359871, 19085530, 26719742, 38171060, 53439484, 66799355, 133598710, 267197420]

約数ペア:

[(1, 267197420), (2, 133598710), (4, 66799355), (5, 53439484), (7, 38171060), (10, 26719742), (14, 19085530), (20, 13359871), (28, 9542765), (35, 7634212), (70, 3817106), (140, 1908553), (487, 548660), (974, 274330), (1948, 137165), (2435, 109732), (3409, 78380), (3919, 68180), (4870, 54866), (6818, 39190), (7838, 34090), (9740, 27433), (13636, 19595), (15676, 17045)]