77856960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{81101}}^1$

素因数の和:81121

約数の個数: 56

約数和(自身を含む): 247198896

約数和(自身を除く): 169341936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 81101, 162202, 243303, 324404, 405505, 486606, 648808, 811010, 973212, 1216515, 1297616, 1622020, 1946424, 2433030, 2595232, 3244040, 3892848, 4866060, 5190464, 6488080, 7785696, 9732120, 12976160, 15571392, 19464240, 25952320, 38928480, 77856960]

約数ペア:

[(1, 77856960), (2, 38928480), (3, 25952320), (4, 19464240), (5, 15571392), (6, 12976160), (8, 9732120), (10, 7785696), (12, 6488080), (15, 5190464), (16, 4866060), (20, 3892848), (24, 3244040), (30, 2595232), (32, 2433030), (40, 1946424), (48, 1622020), (60, 1297616), (64, 1216515), (80, 973212), (96, 811010), (120, 648808), (160, 486606), (192, 405505), (240, 324404), (320, 243303), (480, 162202), (960, 81101)]