161894740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{68023}}^1$

素因数の和:68056

約数の個数: 48

約数和(自身を含む): 411409152

約数和(自身を除く): 249514412

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 68023, 136046, 272092, 340115, 476161, 680230, 952322, 1156391, 1360460, 1904644, 2312782, 2380805, 4625564, 4761610, 5781955, 8094737, 9523220, 11563910, 16189474, 23127820, 32378948, 40473685, 80947370, 161894740]

約数ペア:

[(1, 161894740), (2, 80947370), (4, 40473685), (5, 32378948), (7, 23127820), (10, 16189474), (14, 11563910), (17, 9523220), (20, 8094737), (28, 5781955), (34, 4761610), (35, 4625564), (68, 2380805), (70, 2312782), (85, 1904644), (119, 1360460), (140, 1156391), (170, 952322), (238, 680230), (340, 476161), (476, 340115), (595, 272092), (1190, 136046), (2380, 68023)]