67778940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1709}}^1$

素因数の和:2382

約数の個数: 48

約数和(自身を含む): 190179360

約数和(自身を除く): 122400420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 661, 1322, 1709, 1983, 2644, 3305, 3418, 3966, 5127, 6610, 6836, 7932, 8545, 9915, 10254, 13220, 17090, 19830, 20508, 25635, 34180, 39660, 51270, 102540, 1129649, 2259298, 3388947, 4518596, 5648245, 6777894, 11296490, 13555788, 16944735, 22592980, 33889470, 67778940]

約数ペア:

[(1, 67778940), (2, 33889470), (3, 22592980), (4, 16944735), (5, 13555788), (6, 11296490), (10, 6777894), (12, 5648245), (15, 4518596), (20, 3388947), (30, 2259298), (60, 1129649), (661, 102540), (1322, 51270), (1709, 39660), (1983, 34180), (2644, 25635), (3305, 20508), (3418, 19830), (3966, 17090), (5127, 13220), (6610, 10254), (6836, 9915), (7932, 8545)]