206800845

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 364953600

約数和(自身を除く): 158152755

約数列:

[1, 3, 5, 15, 19, 31, 57, 89, 93, 95, 155, 263, 267, 285, 445, 465, 589, 789, 1315, 1335, 1691, 1767, 2759, 2945, 3945, 4997, 5073, 8153, 8277, 8455, 8835, 13795, 14991, 23407, 24459, 24985, 25365, 40765, 41385, 52421, 70221, 74955, 117035, 122295, 154907, 157263, 262105, 351105, 444733, 464721, 725617, 774535, 786315, 1334199, 2176851, 2223665, 2323605, 3628085, 6670995, 10884255, 13786723, 41360169, 68933615, 206800845]

約数ペア:

[(1, 206800845), (3, 68933615), (5, 41360169), (15, 13786723), (19, 10884255), (31, 6670995), (57, 3628085), (89, 2323605), (93, 2223665), (95, 2176851), (155, 1334199), (263, 786315), (267, 774535), (285, 725617), (445, 464721), (465, 444733), (589, 351105), (789, 262105), (1315, 157263), (1335, 154907), (1691, 122295), (1767, 117035), (2759, 74955), (2945, 70221), (3945, 52421), (4997, 41385), (5073, 40765), (8153, 25365), (8277, 24985), (8455, 24459), (8835, 23407), (13795, 14991)]