156966320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{280297}}^1$

素因数の和:280317

約数の個数: 40

約数和(自身を含む): 417083424

約数和(自身を除く): 260117104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 280297, 560594, 1121188, 1401485, 1962079, 2242376, 2802970, 3924158, 4484752, 5605940, 7848316, 9810395, 11211880, 15696632, 19620790, 22423760, 31393264, 39241580, 78483160, 156966320]

約数ペア:

[(1, 156966320), (2, 78483160), (4, 39241580), (5, 31393264), (7, 22423760), (8, 19620790), (10, 15696632), (14, 11211880), (16, 9810395), (20, 7848316), (28, 5605940), (35, 4484752), (40, 3924158), (56, 2802970), (70, 2242376), (80, 1962079), (112, 1401485), (140, 1121188), (280, 560594), (560, 280297)]