64845840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{270191}}^1$

素因数の和:270207

約数の個数: 40

約数和(自身を含む): 201022848

約数和(自身を除く): 136177008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 270191, 540382, 810573, 1080764, 1350955, 1621146, 2161528, 2701910, 3242292, 4052865, 4323056, 5403820, 6484584, 8105730, 10807640, 12969168, 16211460, 21615280, 32422920, 64845840]

約数ペア:

[(1, 64845840), (2, 32422920), (3, 21615280), (4, 16211460), (5, 12969168), (6, 10807640), (8, 8105730), (10, 6484584), (12, 5403820), (15, 4323056), (16, 4052865), (20, 3242292), (24, 2701910), (30, 2161528), (40, 1621146), (48, 1350955), (60, 1080764), (80, 810573), (120, 540382), (240, 270191)]