68781816

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{25819}}^1$

素因数の和:25868

約数の個数: 48

約数和(自身を含む): 191326200

約数和(自身を除く): 122544384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 25819, 51638, 77457, 103276, 154914, 206552, 232371, 309828, 464742, 619656, 929484, 955303, 1858968, 1910606, 2865909, 3821212, 5731818, 7642424, 8597727, 11463636, 17195454, 22927272, 34390908, 68781816]

約数ペア:

[(1, 68781816), (2, 34390908), (3, 22927272), (4, 17195454), (6, 11463636), (8, 8597727), (9, 7642424), (12, 5731818), (18, 3821212), (24, 2865909), (36, 1910606), (37, 1858968), (72, 955303), (74, 929484), (111, 619656), (148, 464742), (222, 309828), (296, 232371), (333, 206552), (444, 154914), (666, 103276), (888, 77457), (1332, 51638), (2664, 25819)]