71329020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{169831}}^1$

素因数の和:169850

約数の個数: 48

約数和(自身を含む): 228254208

約数和(自身を除く): 156925188

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, 169831, 339662, 509493, 679324, 849155, 1018986, 1188817, 1698310, 2037972, 2377634, 2547465, 3396620, 3566451, 4755268, 5094930, 5944085, 7132902, 10189860, 11888170, 14265804, 17832255, 23776340, 35664510, 71329020]

約数ペア:

[(1, 71329020), (2, 35664510), (3, 23776340), (4, 17832255), (5, 14265804), (6, 11888170), (7, 10189860), (10, 7132902), (12, 5944085), (14, 5094930), (15, 4755268), (20, 3566451), (21, 3396620), (28, 2547465), (30, 2377634), (35, 2037972), (42, 1698310), (60, 1188817), (70, 1018986), (84, 849155), (105, 679324), (140, 509493), (210, 339662), (420, 169831)]