481920880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{122939}}^1$

素因数の和:122966

約数の個数: 60

約数和(自身を含む): 1303409880

約数和(自身を除く): 821489000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 122939, 245878, 491756, 614695, 860573, 983512, 1229390, 1721146, 1967024, 2458780, 3442292, 4302865, 4917560, 6024011, 6884584, 8605730, 9835120, 12048022, 13769168, 17211460, 24096044, 30120055, 34422920, 48192088, 60240110, 68845840, 96384176, 120480220, 240960440, 481920880]

約数ペア:

[(1, 481920880), (2, 240960440), (4, 120480220), (5, 96384176), (7, 68845840), (8, 60240110), (10, 48192088), (14, 34422920), (16, 30120055), (20, 24096044), (28, 17211460), (35, 13769168), (40, 12048022), (49, 9835120), (56, 8605730), (70, 6884584), (80, 6024011), (98, 4917560), (112, 4302865), (140, 3442292), (196, 2458780), (245, 1967024), (280, 1721146), (392, 1229390), (490, 983512), (560, 860573), (784, 614695), (980, 491756), (1960, 245878), (3920, 122939)]