158681320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{566719}}^1$

素因数の和:566737

約数の個数: 32

約数和(自身を含む): 408038400

約数和(自身を除く): 249357080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 566719, 1133438, 2266876, 2833595, 3967033, 4533752, 5667190, 7934066, 11334380, 15868132, 19835165, 22668760, 31736264, 39670330, 79340660, 158681320]

約数ペア:

[(1, 158681320), (2, 79340660), (4, 39670330), (5, 31736264), (7, 22668760), (8, 19835165), (10, 15868132), (14, 11334380), (20, 7934066), (28, 5667190), (35, 4533752), (40, 3967033), (56, 2833595), (70, 2266876), (140, 1133438), (280, 566719)]