161907060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{385493}}^1$

素因数の和:385512

約数の個数: 48

約数和(自身を含む): 518103936

約数和(自身を除く): 356196876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 385493, 770986, 1156479, 1541972, 1927465, 2312958, 2698451, 3854930, 4625916, 5396902, 5782395, 7709860, 8095353, 10793804, 11564790, 13492255, 16190706, 23129580, 26984510, 32381412, 40476765, 53969020, 80953530, 161907060]

約数ペア:

[(1, 161907060), (2, 80953530), (3, 53969020), (4, 40476765), (5, 32381412), (6, 26984510), (7, 23129580), (10, 16190706), (12, 13492255), (14, 11564790), (15, 10793804), (20, 8095353), (21, 7709860), (28, 5782395), (30, 5396902), (35, 4625916), (42, 3854930), (60, 2698451), (70, 2312958), (84, 1927465), (105, 1541972), (140, 1156479), (210, 770986), (420, 385493)]