207967480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{15803}}^1$

素因数の和:15868

約数の個数: 64

約数和(自身を含む): 546186240

約数和(自身を除く): 338218760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 13160, 15803, 31606, 63212, 79015, 110621, 126424, 158030, 221242, 316060, 442484, 553105, 632120, 742741, 884968, 1106210, 1485482, 2212420, 2970964, 3713705, 4424840, 5199187, 5941928, 7427410, 10398374, 14854820, 20796748, 25995935, 29709640, 41593496, 51991870, 103983740, 207967480]

約数ペア:

[(1, 207967480), (2, 103983740), (4, 51991870), (5, 41593496), (7, 29709640), (8, 25995935), (10, 20796748), (14, 14854820), (20, 10398374), (28, 7427410), (35, 5941928), (40, 5199187), (47, 4424840), (56, 3713705), (70, 2970964), (94, 2212420), (140, 1485482), (188, 1106210), (235, 884968), (280, 742741), (329, 632120), (376, 553105), (470, 442484), (658, 316060), (940, 221242), (1316, 158030), (1645, 126424), (1880, 110621), (2632, 79015), (3290, 63212), (6580, 31606), (13160, 15803)]