279818630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7151}}^1$

素因数の和:7221

約数の個数: 64

約数和(自身を含む): 634411008

約数和(自身を除く): 354592378

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 43, 65, 70, 86, 91, 130, 182, 215, 301, 430, 455, 559, 602, 910, 1118, 1505, 2795, 3010, 3913, 5590, 7151, 7826, 14302, 19565, 35755, 39130, 50057, 71510, 92963, 100114, 185926, 250285, 307493, 464815, 500570, 614986, 650741, 929630, 1301482, 1537465, 2152451, 3074930, 3253705, 3997409, 4304902, 6507410, 7994818, 10762255, 19987045, 21524510, 27981863, 39974090, 55963726, 139909315, 279818630]

約数ペア:

[(1, 279818630), (2, 139909315), (5, 55963726), (7, 39974090), (10, 27981863), (13, 21524510), (14, 19987045), (26, 10762255), (35, 7994818), (43, 6507410), (65, 4304902), (70, 3997409), (86, 3253705), (91, 3074930), (130, 2152451), (182, 1537465), (215, 1301482), (301, 929630), (430, 650741), (455, 614986), (559, 500570), (602, 464815), (910, 307493), (1118, 250285), (1505, 185926), (2795, 100114), (3010, 92963), (3913, 71510), (5590, 50057), (7151, 39130), (7826, 35755), (14302, 19565)]