80730480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1279}}^1$

素因数の和:1558

約数の個数: 80

約数和(自身を含む): 251412480

約数和(自身を除く): 170682000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 526, 789, 1052, 1279, 1315, 1578, 2104, 2558, 2630, 3156, 3837, 3945, 4208, 5116, 5260, 6312, 6395, 7674, 7890, 10232, 10520, 12624, 12790, 15348, 15780, 19185, 20464, 21040, 25580, 30696, 31560, 38370, 51160, 61392, 63120, 76740, 102320, 153480, 306960, 336377, 672754, 1009131, 1345508, 1681885, 2018262, 2691016, 3363770, 4036524, 5045655, 5382032, 6727540, 8073048, 10091310, 13455080, 16146096, 20182620, 26910160, 40365240, 80730480]

約数ペア:

[(1, 80730480), (2, 40365240), (3, 26910160), (4, 20182620), (5, 16146096), (6, 13455080), (8, 10091310), (10, 8073048), (12, 6727540), (15, 5382032), (16, 5045655), (20, 4036524), (24, 3363770), (30, 2691016), (40, 2018262), (48, 1681885), (60, 1345508), (80, 1009131), (120, 672754), (240, 336377), (263, 306960), (526, 153480), (789, 102320), (1052, 76740), (1279, 63120), (1315, 61392), (1578, 51160), (2104, 38370), (2558, 31560), (2630, 30696), (3156, 25580), (3837, 21040), (3945, 20464), (4208, 19185), (5116, 15780), (5260, 15348), (6312, 12790), (6395, 12624), (7674, 10520), (7890, 10232)]