68814690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{327689}}^1$

素因数の和:327706

約数の個数: 32

約数和(自身を含む): 188749440

約数和(自身を除く): 119934750

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 327689, 655378, 983067, 1638445, 1966134, 2293823, 3276890, 4587646, 4915335, 6881469, 9830670, 11469115, 13762938, 22938230, 34407345, 68814690]

約数ペア:

[(1, 68814690), (2, 34407345), (3, 22938230), (5, 13762938), (6, 11469115), (7, 9830670), (10, 6881469), (14, 4915335), (15, 4587646), (21, 3276890), (30, 2293823), (35, 1966134), (42, 1638445), (70, 983067), (105, 655378), (210, 327689)]