8072040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 24442560

約数和(自身を除く): 16370520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 274, 411, 491, 548, 685, 822, 982, 1096, 1370, 1473, 1644, 1964, 2055, 2455, 2740, 2946, 3288, 3928, 4110, 4910, 5480, 5892, 7365, 8220, 9820, 11784, 14730, 16440, 19640, 29460, 58920, 67267, 134534, 201801, 269068, 336335, 403602, 538136, 672670, 807204, 1009005, 1345340, 1614408, 2018010, 2690680, 4036020, 8072040]

約数ペア:

[(1, 8072040), (2, 4036020), (3, 2690680), (4, 2018010), (5, 1614408), (6, 1345340), (8, 1009005), (10, 807204), (12, 672670), (15, 538136), (20, 403602), (24, 336335), (30, 269068), (40, 201801), (60, 134534), (120, 67267), (137, 58920), (274, 29460), (411, 19640), (491, 16440), (548, 14730), (685, 11784), (822, 9820), (982, 8220), (1096, 7365), (1370, 5892), (1473, 5480), (1644, 4910), (1964, 4110), (2055, 3928), (2455, 3288), (2740, 2946)]