162686860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1523}}^1$

素因数の和:1655

約数の個数: 72

約数和(自身を含む): 401330160

約数和(自身を除く): 238643300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 140, 196, 218, 245, 436, 490, 545, 763, 980, 1090, 1523, 1526, 2180, 3046, 3052, 3815, 5341, 6092, 7615, 7630, 10661, 10682, 15230, 15260, 21322, 21364, 26705, 30460, 42644, 53305, 53410, 74627, 106610, 106820, 149254, 166007, 213220, 298508, 332014, 373135, 664028, 746270, 830035, 1162049, 1492540, 1660070, 2324098, 3320140, 4648196, 5810245, 8134343, 11620490, 16268686, 23240980, 32537372, 40671715, 81343430, 162686860]

約数ペア:

[(1, 162686860), (2, 81343430), (4, 40671715), (5, 32537372), (7, 23240980), (10, 16268686), (14, 11620490), (20, 8134343), (28, 5810245), (35, 4648196), (49, 3320140), (70, 2324098), (98, 1660070), (109, 1492540), (140, 1162049), (196, 830035), (218, 746270), (245, 664028), (436, 373135), (490, 332014), (545, 298508), (763, 213220), (980, 166007), (1090, 149254), (1523, 106820), (1526, 106610), (2180, 74627), (3046, 53410), (3052, 53305), (3815, 42644), (5341, 30460), (6092, 26705), (7615, 21364), (7630, 21322), (10661, 15260), (10682, 15230)]