77905440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54101}}^1$

素因数の和:54122

約数の個数: 72

約数和(自身を含む): 265857228

約数和(自身を除く): 187951788

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 54101, 108202, 162303, 216404, 270505, 324606, 432808, 486909, 541010, 649212, 811515, 865616, 973818, 1082020, 1298424, 1623030, 1731232, 1947636, 2164040, 2434545, 2596848, 3246060, 3895272, 4328080, 4869090, 5193696, 6492120, 7790544, 8656160, 9738180, 12984240, 15581088, 19476360, 25968480, 38952720, 77905440]

約数ペア:

[(1, 77905440), (2, 38952720), (3, 25968480), (4, 19476360), (5, 15581088), (6, 12984240), (8, 9738180), (9, 8656160), (10, 7790544), (12, 6492120), (15, 5193696), (16, 4869090), (18, 4328080), (20, 3895272), (24, 3246060), (30, 2596848), (32, 2434545), (36, 2164040), (40, 1947636), (45, 1731232), (48, 1623030), (60, 1298424), (72, 1082020), (80, 973818), (90, 865616), (96, 811515), (120, 649212), (144, 541010), (160, 486909), (180, 432808), (240, 324606), (288, 270505), (360, 216404), (480, 162303), (720, 108202), (1440, 54101)]