78546708

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{541}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 206165960

約数和(自身を除く): 127619252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 109, 111, 148, 218, 222, 327, 333, 436, 444, 541, 654, 666, 981, 1082, 1308, 1332, 1623, 1962, 2164, 3246, 3924, 4033, 4869, 6492, 8066, 9738, 12099, 16132, 19476, 20017, 24198, 36297, 40034, 48396, 58969, 60051, 72594, 80068, 117938, 120102, 145188, 176907, 180153, 235876, 240204, 353814, 360306, 530721, 707628, 720612, 1061442, 2122884, 2181853, 4363706, 6545559, 8727412, 13091118, 19636677, 26182236, 39273354, 78546708]

約数ペア:

[(1, 78546708), (2, 39273354), (3, 26182236), (4, 19636677), (6, 13091118), (9, 8727412), (12, 6545559), (18, 4363706), (36, 2181853), (37, 2122884), (74, 1061442), (109, 720612), (111, 707628), (148, 530721), (218, 360306), (222, 353814), (327, 240204), (333, 235876), (436, 180153), (444, 176907), (541, 145188), (654, 120102), (666, 117938), (981, 80068), (1082, 72594), (1308, 60051), (1332, 58969), (1623, 48396), (1962, 40034), (2164, 36297), (3246, 24198), (3924, 20017), (4033, 19476), (4869, 16132), (6492, 12099), (8066, 9738)]