161863440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{674431}}^1$

素因数の和:674447

約数の個数: 40

約数和(自身を含む): 501777408

約数和(自身を除く): 339913968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 674431, 1348862, 2023293, 2697724, 3372155, 4046586, 5395448, 6744310, 8093172, 10116465, 10790896, 13488620, 16186344, 20232930, 26977240, 32372688, 40465860, 53954480, 80931720, 161863440]

約数ペア:

[(1, 161863440), (2, 80931720), (3, 53954480), (4, 40465860), (5, 32372688), (6, 26977240), (8, 20232930), (10, 16186344), (12, 13488620), (15, 10790896), (16, 10116465), (20, 8093172), (24, 6744310), (30, 5395448), (40, 4046586), (48, 3372155), (60, 2697724), (80, 2023293), (120, 1348862), (240, 674431)]