138669790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2543}}^1$

素因数の和:2617

約数の個数: 64

約数和(自身を含む): 307722240

約数和(自身を除く): 169052450

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 41, 70, 82, 95, 133, 190, 205, 266, 287, 410, 574, 665, 779, 1330, 1435, 1558, 2543, 2870, 3895, 5086, 5453, 7790, 10906, 12715, 17801, 25430, 27265, 35602, 48317, 54530, 89005, 96634, 104263, 178010, 208526, 241585, 338219, 483170, 521315, 676438, 729841, 1042630, 1459682, 1691095, 1980997, 3382190, 3649205, 3961994, 7298410, 9904985, 13866979, 19809970, 27733958, 69334895, 138669790]

約数ペア:

[(1, 138669790), (2, 69334895), (5, 27733958), (7, 19809970), (10, 13866979), (14, 9904985), (19, 7298410), (35, 3961994), (38, 3649205), (41, 3382190), (70, 1980997), (82, 1691095), (95, 1459682), (133, 1042630), (190, 729841), (205, 676438), (266, 521315), (287, 483170), (410, 338219), (574, 241585), (665, 208526), (779, 178010), (1330, 104263), (1435, 96634), (1558, 89005), (2543, 54530), (2870, 48317), (3895, 35602), (5086, 27265), (5453, 25430), (7790, 17801), (10906, 12715)]