179960830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1307}}^1$

素因数の和:1609

約数の個数: 48

約数和(自身を含む): 378446256

約数和(自身を除く): 198485426

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 281, 490, 562, 1307, 1405, 1967, 2614, 2810, 3934, 6535, 9149, 9835, 13070, 13769, 18298, 19670, 27538, 45745, 64043, 68845, 91490, 128086, 137690, 320215, 367267, 640430, 734534, 1836335, 2570869, 3672670, 5141738, 12854345, 17996083, 25708690, 35992166, 89980415, 179960830]

約数ペア:

[(1, 179960830), (2, 89980415), (5, 35992166), (7, 25708690), (10, 17996083), (14, 12854345), (35, 5141738), (49, 3672670), (70, 2570869), (98, 1836335), (245, 734534), (281, 640430), (490, 367267), (562, 320215), (1307, 137690), (1405, 128086), (1967, 91490), (2614, 68845), (2810, 64043), (3934, 45745), (6535, 27538), (9149, 19670), (9835, 18298), (13070, 13769)]