66880140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{7481}}^1$

素因数の和:7642

約数の個数: 48

約数和(自身を含む): 188546400

約数和(自身を除く): 121666260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2235, 2980, 4470, 7481, 8940, 14962, 22443, 29924, 37405, 44886, 74810, 89772, 112215, 149620, 224430, 448860, 1114669, 2229338, 3344007, 4458676, 5573345, 6688014, 11146690, 13376028, 16720035, 22293380, 33440070, 66880140]

約数ペア:

[(1, 66880140), (2, 33440070), (3, 22293380), (4, 16720035), (5, 13376028), (6, 11146690), (10, 6688014), (12, 5573345), (15, 4458676), (20, 3344007), (30, 2229338), (60, 1114669), (149, 448860), (298, 224430), (447, 149620), (596, 112215), (745, 89772), (894, 74810), (1490, 44886), (1788, 37405), (2235, 29924), (2980, 22443), (4470, 14962), (7481, 8940)]