720305694

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{11027}}^1$

素因数の和:11245

約数の個数: 48

約数和(自身を含む): 1651553280

約数和(自身を除く): 931247586

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 191, 342, 382, 573, 1146, 1719, 3438, 3629, 7258, 10887, 11027, 21774, 22054, 32661, 33081, 65322, 66162, 99243, 198486, 209513, 419026, 628539, 1257078, 1885617, 2106157, 3771234, 4212314, 6318471, 12636942, 18955413, 37910826, 40016983, 80033966, 120050949, 240101898, 360152847, 720305694]

約数ペア:

[(1, 720305694), (2, 360152847), (3, 240101898), (6, 120050949), (9, 80033966), (18, 40016983), (19, 37910826), (38, 18955413), (57, 12636942), (114, 6318471), (171, 4212314), (191, 3771234), (342, 2106157), (382, 1885617), (573, 1257078), (1146, 628539), (1719, 419026), (3438, 209513), (3629, 198486), (7258, 99243), (10887, 66162), (11027, 65322), (21774, 33081), (22054, 32661)]