318209815

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1144

約数の個数: 64

約数和(自身を含む): 513838080

約数和(自身を除く): 195628265

約数列:

[1, 5, 7, 11, 19, 35, 41, 55, 77, 95, 133, 205, 209, 287, 385, 451, 665, 779, 1045, 1061, 1435, 1463, 2255, 3157, 3895, 5305, 5453, 7315, 7427, 8569, 11671, 15785, 20159, 27265, 37135, 42845, 43501, 58355, 59983, 81697, 100795, 141113, 217505, 221749, 299915, 304507, 408485, 478511, 705565, 826519, 1108745, 1522535, 1552243, 2392555, 3349577, 4132595, 5785633, 7761215, 9091709, 16747885, 28928165, 45458545, 63641963, 318209815]

約数ペア:

[(1, 318209815), (5, 63641963), (7, 45458545), (11, 28928165), (19, 16747885), (35, 9091709), (41, 7761215), (55, 5785633), (77, 4132595), (95, 3349577), (133, 2392555), (205, 1552243), (209, 1522535), (287, 1108745), (385, 826519), (451, 705565), (665, 478511), (779, 408485), (1045, 304507), (1061, 299915), (1435, 221749), (1463, 217505), (2255, 141113), (3157, 100795), (3895, 81697), (5305, 59983), (5453, 58355), (7315, 43501), (7427, 42845), (8569, 37135), (11671, 27265), (15785, 20159)]