290958052

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:737

約数の個数: 72

約数和(自身を含む): 644877632

約数和(自身を除く): 353919580

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 157, 242, 308, 314, 484, 547, 628, 847, 1094, 1099, 1694, 1727, 2188, 2198, 3388, 3454, 3829, 4396, 6017, 6908, 7658, 12034, 12089, 15316, 18997, 24068, 24178, 37994, 42119, 48356, 66187, 75988, 84238, 85879, 132374, 132979, 168476, 171758, 264748, 265958, 343516, 463309, 531916, 601153, 926618, 944669, 1202306, 1853236, 1889338, 2404612, 3778676, 6612683, 10391359, 13225366, 20782718, 26450732, 41565436, 72739513, 145479026, 290958052]

約数ペア:

[(1, 290958052), (2, 145479026), (4, 72739513), (7, 41565436), (11, 26450732), (14, 20782718), (22, 13225366), (28, 10391359), (44, 6612683), (77, 3778676), (121, 2404612), (154, 1889338), (157, 1853236), (242, 1202306), (308, 944669), (314, 926618), (484, 601153), (547, 531916), (628, 463309), (847, 343516), (1094, 265958), (1099, 264748), (1694, 171758), (1727, 168476), (2188, 132979), (2198, 132374), (3388, 85879), (3454, 84238), (3829, 75988), (4396, 66187), (6017, 48356), (6908, 42119), (7658, 37994), (12034, 24178), (12089, 24068), (15316, 18997)]