72557880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{604649}}^1$

素因数の和:604663

約数の個数: 32

約数和(自身を含む): 217674000

約数和(自身を除く): 145116120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 604649, 1209298, 1813947, 2418596, 3023245, 3627894, 4837192, 6046490, 7255788, 9069735, 12092980, 14511576, 18139470, 24185960, 36278940, 72557880]

約数ペア:

[(1, 72557880), (2, 36278940), (3, 24185960), (4, 18139470), (5, 14511576), (6, 12092980), (8, 9069735), (10, 7255788), (12, 6046490), (15, 4837192), (20, 3627894), (24, 3023245), (30, 2418596), (40, 1813947), (60, 1209298), (120, 604649)]