77280216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{247693}}^1$

素因数の和:247715

約数の個数: 32

約数和(自身を含む): 208062960

約数和(自身を除く): 130782744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 247693, 495386, 743079, 990772, 1486158, 1981544, 2972316, 3220009, 5944632, 6440018, 9660027, 12880036, 19320054, 25760072, 38640108, 77280216]

約数ペア:

[(1, 77280216), (2, 38640108), (3, 25760072), (4, 19320054), (6, 12880036), (8, 9660027), (12, 6440018), (13, 5944632), (24, 3220009), (26, 2972316), (39, 1981544), (52, 1486158), (78, 990772), (104, 743079), (156, 495386), (312, 247693)]