57721160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{977}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 149281920

約数和(自身を除く): 91560760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 977, 1055, 1477, 1688, 1954, 2110, 2954, 3908, 4220, 4885, 5908, 6839, 7385, 7816, 8440, 9770, 11816, 13678, 14770, 19540, 27356, 29540, 34195, 39080, 54712, 59080, 68390, 136780, 206147, 273560, 412294, 824588, 1030735, 1443029, 1649176, 2061470, 2886058, 4122940, 5772116, 7215145, 8245880, 11544232, 14430290, 28860580, 57721160]

約数ペア:

[(1, 57721160), (2, 28860580), (4, 14430290), (5, 11544232), (7, 8245880), (8, 7215145), (10, 5772116), (14, 4122940), (20, 2886058), (28, 2061470), (35, 1649176), (40, 1443029), (56, 1030735), (70, 824588), (140, 412294), (211, 273560), (280, 206147), (422, 136780), (844, 68390), (977, 59080), (1055, 54712), (1477, 39080), (1688, 34195), (1954, 29540), (2110, 27356), (2954, 19540), (3908, 14770), (4220, 13678), (4885, 11816), (5908, 9770), (6839, 8440), (7385, 7816)]