321796560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9787}}^1$

素因数の和:9940

約数の個数: 80

約数和(自身を含む): 1004953536

約数和(自身を除く): 683156976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2192, 2740, 3288, 4110, 5480, 6576, 8220, 9787, 10960, 16440, 19574, 29361, 32880, 39148, 48935, 58722, 78296, 97870, 117444, 146805, 156592, 195740, 234888, 293610, 391480, 469776, 587220, 782960, 1174440, 1340819, 2348880, 2681638, 4022457, 5363276, 6704095, 8044914, 10726552, 13408190, 16089828, 20112285, 21453104, 26816380, 32179656, 40224570, 53632760, 64359312, 80449140, 107265520, 160898280, 321796560]

約数ペア:

[(1, 321796560), (2, 160898280), (3, 107265520), (4, 80449140), (5, 64359312), (6, 53632760), (8, 40224570), (10, 32179656), (12, 26816380), (15, 21453104), (16, 20112285), (20, 16089828), (24, 13408190), (30, 10726552), (40, 8044914), (48, 6704095), (60, 5363276), (80, 4022457), (120, 2681638), (137, 2348880), (240, 1340819), (274, 1174440), (411, 782960), (548, 587220), (685, 469776), (822, 391480), (1096, 293610), (1370, 234888), (1644, 195740), (2055, 156592), (2192, 146805), (2740, 117444), (3288, 97870), (4110, 78296), (5480, 58722), (6576, 48935), (8220, 39148), (9787, 32880), (10960, 29361), (16440, 19574)]