180391730

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{991}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 329978880

約数和(自身を除く): 149587150

約数列:

[1, 2, 5, 10, 109, 167, 218, 334, 545, 835, 991, 1090, 1670, 1982, 4955, 9910, 18203, 36406, 91015, 108019, 165497, 182030, 216038, 330994, 540095, 827485, 1080190, 1654970, 18039173, 36078346, 90195865, 180391730]

約数ペア:

[(1, 180391730), (2, 90195865), (5, 36078346), (10, 18039173), (109, 1654970), (167, 1080190), (218, 827485), (334, 540095), (545, 330994), (835, 216038), (991, 182030), (1090, 165497), (1670, 108019), (1982, 91015), (4955, 36406), (9910, 18203)]