40278315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 82317312

約数和(自身を除く): 42038997

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 43, 55, 77, 105, 129, 165, 215, 231, 301, 385, 473, 645, 811, 903, 1155, 1419, 1505, 2365, 2433, 3311, 4055, 4515, 5677, 7095, 8921, 9933, 12165, 16555, 17031, 26763, 28385, 34873, 44605, 49665, 62447, 85155, 104619, 133815, 174365, 187341, 244111, 312235, 383603, 523095, 732333, 936705, 1150809, 1220555, 1918015, 2685221, 3661665, 5754045, 8055663, 13426105, 40278315]

約数ペア:

[(1, 40278315), (3, 13426105), (5, 8055663), (7, 5754045), (11, 3661665), (15, 2685221), (21, 1918015), (33, 1220555), (35, 1150809), (43, 936705), (55, 732333), (77, 523095), (105, 383603), (129, 312235), (165, 244111), (215, 187341), (231, 174365), (301, 133815), (385, 104619), (473, 85155), (645, 62447), (811, 49665), (903, 44605), (1155, 34873), (1419, 28385), (1505, 26763), (2365, 17031), (2433, 16555), (3311, 12165), (4055, 9933), (4515, 8921), (5677, 7095)]