72714420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{403969}}^1$

素因数の和:403984

約数の個数: 36

約数和(自身を含む): 220567620

約数和(自身を除く): 147853200

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 403969, 807938, 1211907, 1615876, 2019845, 2423814, 3635721, 4039690, 4847628, 6059535, 7271442, 8079380, 12119070, 14542884, 18178605, 24238140, 36357210, 72714420]

約数ペア:

[(1, 72714420), (2, 36357210), (3, 24238140), (4, 18178605), (5, 14542884), (6, 12119070), (9, 8079380), (10, 7271442), (12, 6059535), (15, 4847628), (18, 4039690), (20, 3635721), (30, 2423814), (36, 2019845), (45, 1615876), (60, 1211907), (90, 807938), (180, 403969)]