317092020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{754981}}^1$

素因数の和:755000

約数の個数: 48

約数和(自身を含む): 1014695808

約数和(自身を除く): 697603788

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, 754981, 1509962, 2264943, 3019924, 3774905, 4529886, 5284867, 7549810, 9059772, 10569734, 11324715, 15099620, 15854601, 21139468, 22649430, 26424335, 31709202, 45298860, 52848670, 63418404, 79273005, 105697340, 158546010, 317092020]

約数ペア:

[(1, 317092020), (2, 158546010), (3, 105697340), (4, 79273005), (5, 63418404), (6, 52848670), (7, 45298860), (10, 31709202), (12, 26424335), (14, 22649430), (15, 21139468), (20, 15854601), (21, 15099620), (28, 11324715), (30, 10569734), (35, 9059772), (42, 7549810), (60, 5284867), (70, 4529886), (84, 3774905), (105, 3019924), (140, 2264943), (210, 1509962), (420, 754981)]