220061884

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 468236160

約数和(自身を除く): 248174276

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 83, 92, 161, 166, 179, 322, 332, 358, 529, 581, 644, 716, 1058, 1162, 1253, 1909, 2116, 2324, 2506, 3703, 3818, 4117, 5012, 7406, 7636, 8234, 13363, 14812, 14857, 16468, 26726, 28819, 29714, 43907, 53452, 57638, 59428, 87814, 94691, 103999, 115276, 175628, 189382, 207998, 307349, 341711, 378764, 415996, 614698, 662837, 683422, 1229396, 1325674, 1366844, 2391977, 2651348, 4783954, 7859353, 9567908, 15718706, 31437412, 55015471, 110030942, 220061884]

約数ペア:

[(1, 220061884), (2, 110030942), (4, 55015471), (7, 31437412), (14, 15718706), (23, 9567908), (28, 7859353), (46, 4783954), (83, 2651348), (92, 2391977), (161, 1366844), (166, 1325674), (179, 1229396), (322, 683422), (332, 662837), (358, 614698), (529, 415996), (581, 378764), (644, 341711), (716, 307349), (1058, 207998), (1162, 189382), (1253, 175628), (1909, 115276), (2116, 103999), (2324, 94691), (2506, 87814), (3703, 59428), (3818, 57638), (4117, 53452), (5012, 43907), (7406, 29714), (7636, 28819), (8234, 26726), (13363, 16468), (14812, 14857)]