77779590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21787}}^1$

素因数の和:21821

約数の個数: 64

約数和(自身を含む): 225897984

約数和(自身を除く): 148118394

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 21787, 43574, 65361, 108935, 130722, 152509, 217870, 305018, 326805, 370379, 457527, 653610, 740758, 762545, 915054, 1111137, 1525090, 1851895, 2222274, 2287635, 2592653, 3703790, 4575270, 5185306, 5555685, 7777959, 11111370, 12963265, 15555918, 25926530, 38889795, 77779590]

約数ペア:

[(1, 77779590), (2, 38889795), (3, 25926530), (5, 15555918), (6, 12963265), (7, 11111370), (10, 7777959), (14, 5555685), (15, 5185306), (17, 4575270), (21, 3703790), (30, 2592653), (34, 2287635), (35, 2222274), (42, 1851895), (51, 1525090), (70, 1111137), (85, 915054), (102, 762545), (105, 740758), (119, 653610), (170, 457527), (210, 370379), (238, 326805), (255, 305018), (357, 217870), (510, 152509), (595, 130722), (714, 108935), (1190, 65361), (1785, 43574), (3570, 21787)]