77904360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{216401}}^1$

素因数の和:216418

約数の個数: 48

約数和(自身を含む): 253190340

約数和(自身を除く): 175285980

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 216401, 432802, 649203, 865604, 1082005, 1298406, 1731208, 1947609, 2164010, 2596812, 3246015, 3895218, 4328020, 5193624, 6492030, 7790436, 8656040, 9738045, 12984060, 15580872, 19476090, 25968120, 38952180, 77904360]

約数ペア:

[(1, 77904360), (2, 38952180), (3, 25968120), (4, 19476090), (5, 15580872), (6, 12984060), (8, 9738045), (9, 8656040), (10, 7790436), (12, 6492030), (15, 5193624), (18, 4328020), (20, 3895218), (24, 3246015), (30, 2596812), (36, 2164010), (40, 1947609), (45, 1731208), (60, 1298406), (72, 1082005), (90, 865604), (120, 649203), (180, 432802), (360, 216401)]