209222790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{26927}}^1$

素因数の和:26981

約数の個数: 64

約数和(自身を含む): 589400064

約数和(自身を除く): 380177274

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 185, 210, 222, 259, 370, 518, 555, 777, 1110, 1295, 1554, 2590, 3885, 7770, 26927, 53854, 80781, 134635, 161562, 188489, 269270, 376978, 403905, 565467, 807810, 942445, 996299, 1130934, 1884890, 1992598, 2827335, 2988897, 4981495, 5654670, 5977794, 6974093, 9962990, 13948186, 14944485, 20922279, 29888970, 34870465, 41844558, 69740930, 104611395, 209222790]

約数ペア:

[(1, 209222790), (2, 104611395), (3, 69740930), (5, 41844558), (6, 34870465), (7, 29888970), (10, 20922279), (14, 14944485), (15, 13948186), (21, 9962990), (30, 6974093), (35, 5977794), (37, 5654670), (42, 4981495), (70, 2988897), (74, 2827335), (105, 1992598), (111, 1884890), (185, 1130934), (210, 996299), (222, 942445), (259, 807810), (370, 565467), (518, 403905), (555, 376978), (777, 269270), (1110, 188489), (1295, 161562), (1554, 134635), (2590, 80781), (3885, 53854), (7770, 26927)]