68994540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383303}}^1$

素因数の和:383318

約数の個数: 36

約数和(自身を含む): 209283984

約数和(自身を除く): 140289444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383303, 766606, 1149909, 1533212, 1916515, 2299818, 3449727, 3833030, 4599636, 5749545, 6899454, 7666060, 11499090, 13798908, 17248635, 22998180, 34497270, 68994540]

約数ペア:

[(1, 68994540), (2, 34497270), (3, 22998180), (4, 17248635), (5, 13798908), (6, 11499090), (9, 7666060), (10, 6899454), (12, 5749545), (15, 4599636), (18, 3833030), (20, 3449727), (30, 2299818), (36, 1916515), (45, 1533212), (60, 1149909), (90, 766606), (180, 383303)]