161734020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{385081}}^1$

素因数の和:385100

約数の個数: 48

約数和(自身を含む): 517550208

約数和(自身を除く): 355816188

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, 385081, 770162, 1155243, 1540324, 1925405, 2310486, 2695567, 3850810, 4620972, 5391134, 5776215, 7701620, 8086701, 10782268, 11552430, 13477835, 16173402, 23104860, 26955670, 32346804, 40433505, 53911340, 80867010, 161734020]

約数ペア:

[(1, 161734020), (2, 80867010), (3, 53911340), (4, 40433505), (5, 32346804), (6, 26955670), (7, 23104860), (10, 16173402), (12, 13477835), (14, 11552430), (15, 10782268), (20, 8086701), (21, 7701620), (28, 5776215), (30, 5391134), (35, 4620972), (42, 3850810), (60, 2695567), (70, 2310486), (84, 1925405), (105, 1540324), (140, 1155243), (210, 770162), (420, 385081)]