408969400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{997}}^1$

素因数の和:1313

約数の個数: 96

約数和(自身を含む): 1091492640

約数和(自身を除く): 682523240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 293, 350, 586, 700, 997, 1172, 1400, 1465, 1994, 2051, 2344, 2930, 3988, 4102, 4985, 5860, 6979, 7325, 7976, 8204, 9970, 10255, 11720, 13958, 14650, 16408, 19940, 20510, 24925, 27916, 29300, 34895, 39880, 41020, 49850, 51275, 55832, 58600, 69790, 82040, 99700, 102550, 139580, 174475, 199400, 205100, 279160, 292121, 348950, 410200, 584242, 697900, 1168484, 1395800, 1460605, 2044847, 2336968, 2921210, 4089694, 5842420, 7303025, 8179388, 10224235, 11684840, 14606050, 16358776, 20448470, 29212100, 40896940, 51121175, 58424200, 81793880, 102242350, 204484700, 408969400]

約数ペア:

[(1, 408969400), (2, 204484700), (4, 102242350), (5, 81793880), (7, 58424200), (8, 51121175), (10, 40896940), (14, 29212100), (20, 20448470), (25, 16358776), (28, 14606050), (35, 11684840), (40, 10224235), (50, 8179388), (56, 7303025), (70, 5842420), (100, 4089694), (140, 2921210), (175, 2336968), (200, 2044847), (280, 1460605), (293, 1395800), (350, 1168484), (586, 697900), (700, 584242), (997, 410200), (1172, 348950), (1400, 292121), (1465, 279160), (1994, 205100), (2051, 199400), (2344, 174475), (2930, 139580), (3988, 102550), (4102, 99700), (4985, 82040), (5860, 69790), (6979, 58600), (7325, 55832), (7976, 51275), (8204, 49850), (9970, 41020), (10255, 39880), (11720, 34895), (13958, 29300), (14650, 27916), (16408, 24925), (19940, 20510)]