66712170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1$

素因数の和:1155

約数の個数: 64

約数和(自身を含む): 183638016

約数和(自身を除く): 116925846

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 491, 647, 982, 1294, 1473, 1941, 2455, 2946, 3235, 3437, 3882, 4529, 4910, 6470, 6874, 7365, 9058, 9705, 10311, 13587, 14730, 17185, 19410, 20622, 22645, 27174, 34370, 45290, 51555, 67935, 103110, 135870, 317677, 635354, 953031, 1588385, 1906062, 2223739, 3176770, 4447478, 4765155, 6671217, 9530310, 11118695, 13342434, 22237390, 33356085, 66712170]

約数ペア:

[(1, 66712170), (2, 33356085), (3, 22237390), (5, 13342434), (6, 11118695), (7, 9530310), (10, 6671217), (14, 4765155), (15, 4447478), (21, 3176770), (30, 2223739), (35, 1906062), (42, 1588385), (70, 953031), (105, 635354), (210, 317677), (491, 135870), (647, 103110), (982, 67935), (1294, 51555), (1473, 45290), (1941, 34370), (2455, 27174), (2946, 22645), (3235, 20622), (3437, 19410), (3882, 17185), (4529, 14730), (4910, 13587), (6470, 10311), (6874, 9705), (7365, 9058)]