121120790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 255550464

約数和(自身を除く): 134429674

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 107, 157, 206, 214, 314, 515, 535, 721, 749, 785, 1030, 1070, 1099, 1442, 1498, 1570, 2198, 3605, 3745, 5495, 7210, 7490, 10990, 11021, 16171, 16799, 22042, 32342, 33598, 55105, 77147, 80855, 83995, 110210, 113197, 117593, 154294, 161710, 167990, 226394, 235186, 385735, 565985, 587965, 771470, 1131970, 1175930, 1730297, 3460594, 8651485, 12112079, 17302970, 24224158, 60560395, 121120790]

約数ペア:

[(1, 121120790), (2, 60560395), (5, 24224158), (7, 17302970), (10, 12112079), (14, 8651485), (35, 3460594), (70, 1730297), (103, 1175930), (107, 1131970), (157, 771470), (206, 587965), (214, 565985), (314, 385735), (515, 235186), (535, 226394), (721, 167990), (749, 161710), (785, 154294), (1030, 117593), (1070, 113197), (1099, 110210), (1442, 83995), (1498, 80855), (1570, 77147), (2198, 55105), (3605, 33598), (3745, 32342), (5495, 22042), (7210, 16799), (7490, 16171), (10990, 11021)]