78852240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109517}}^1$

素因数の和:109536

約数の個数: 60

約数和(自身を含む): 264814524

約数和(自身を除く): 185962284

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 109517, 219034, 328551, 438068, 547585, 657102, 876136, 985653, 1095170, 1314204, 1642755, 1752272, 1971306, 2190340, 2628408, 3285510, 3942612, 4380680, 4928265, 5256816, 6571020, 7885224, 8761360, 9856530, 13142040, 15770448, 19713060, 26284080, 39426120, 78852240]

約数ペア:

[(1, 78852240), (2, 39426120), (3, 26284080), (4, 19713060), (5, 15770448), (6, 13142040), (8, 9856530), (9, 8761360), (10, 7885224), (12, 6571020), (15, 5256816), (16, 4928265), (18, 4380680), (20, 3942612), (24, 3285510), (30, 2628408), (36, 2190340), (40, 1971306), (45, 1752272), (48, 1642755), (60, 1314204), (72, 1095170), (80, 985653), (90, 876136), (120, 657102), (144, 547585), (180, 438068), (240, 328551), (360, 219034), (720, 109517)]