131420400

素因数分解:

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

素因数の和:109538

約数の個数: 60

約数和(自身を含む): 420987192

約数和(自身を除く): 289566792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 109517, 219034, 328551, 438068, 547585, 657102, 876136, 1095170, 1314204, 1642755, 1752272, 2190340, 2628408, 2737925, 3285510, 4380680, 5256816, 5475850, 6571020, 8213775, 8761360, 10951700, 13142040, 16427550, 21903400, 26284080, 32855100, 43806800, 65710200, 131420400]

約数ペア:

[(1, 131420400), (2, 65710200), (3, 43806800), (4, 32855100), (5, 26284080), (6, 21903400), (8, 16427550), (10, 13142040), (12, 10951700), (15, 8761360), (16, 8213775), (20, 6571020), (24, 5475850), (25, 5256816), (30, 4380680), (40, 3285510), (48, 2737925), (50, 2628408), (60, 2190340), (75, 1752272), (80, 1642755), (100, 1314204), (120, 1095170), (150, 876136), (200, 657102), (240, 547585), (300, 438068), (400, 328551), (600, 219034), (1200, 109517)]