290263190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5323}}^1$

素因数の和:5397

約数の個数: 64

約数和(自身を含む): 643991040

約数和(自身を除く): 353727850

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, 2870, 3895, 5323, 5453, 7790, 10646, 10906, 26615, 27265, 37261, 53230, 54530, 74522, 101137, 186305, 202274, 218243, 372610, 436486, 505685, 707959, 1011370, 1091215, 1415918, 1527701, 2182430, 3055402, 3539795, 4146617, 7079590, 7638505, 8293234, 15277010, 20733085, 29026319, 41466170, 58052638, 145131595, 290263190]

約数ペア:

[(1, 290263190), (2, 145131595), (5, 58052638), (7, 41466170), (10, 29026319), (14, 20733085), (19, 15277010), (35, 8293234), (38, 7638505), (41, 7079590), (70, 4146617), (82, 3539795), (95, 3055402), (133, 2182430), (190, 1527701), (205, 1415918), (266, 1091215), (287, 1011370), (410, 707959), (574, 505685), (665, 436486), (779, 372610), (1330, 218243), (1435, 202274), (1558, 186305), (2870, 101137), (3895, 74522), (5323, 54530), (5453, 53230), (7790, 37261), (10646, 27265), (10906, 26615)]