77979480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{649829}}^1$

素因数の和:649843

約数の個数: 32

約数和(自身を含む): 233938800

約数和(自身を除く): 155959320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 649829, 1299658, 1949487, 2599316, 3249145, 3898974, 5198632, 6498290, 7797948, 9747435, 12996580, 15595896, 19494870, 25993160, 38989740, 77979480]

約数ペア:

[(1, 77979480), (2, 38989740), (3, 25993160), (4, 19494870), (5, 15595896), (6, 12996580), (8, 9747435), (10, 7797948), (12, 6498290), (15, 5198632), (20, 3898974), (24, 3249145), (30, 2599316), (40, 1949487), (60, 1299658), (120, 649829)]