345592920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20719}}^1$

素因数の和:20872

約数の個数: 64

約数和(自身を含む): 1044288000

約数和(自身を除く): 698695080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 16680, 20719, 41438, 62157, 82876, 103595, 124314, 165752, 207190, 248628, 310785, 414380, 497256, 621570, 828760, 1243140, 2486280, 2879941, 5759882, 8639823, 11519764, 14399705, 17279646, 23039528, 28799410, 34559292, 43199115, 57598820, 69118584, 86398230, 115197640, 172796460, 345592920]

約数ペア:

[(1, 345592920), (2, 172796460), (3, 115197640), (4, 86398230), (5, 69118584), (6, 57598820), (8, 43199115), (10, 34559292), (12, 28799410), (15, 23039528), (20, 17279646), (24, 14399705), (30, 11519764), (40, 8639823), (60, 5759882), (120, 2879941), (139, 2486280), (278, 1243140), (417, 828760), (556, 621570), (695, 497256), (834, 414380), (1112, 310785), (1390, 248628), (1668, 207190), (2085, 165752), (2780, 124314), (3336, 103595), (4170, 82876), (5560, 62157), (8340, 41438), (16680, 20719)]