216405090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{218591}}^1$

素因数の和:218615

約数の個数: 48

約数和(自身を含む): 613806336

約数和(自身を除く): 397401246

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 218591, 437182, 655773, 1092955, 1311546, 1967319, 2185910, 2404501, 3278865, 3934638, 4809002, 6557730, 7213503, 9836595, 12022505, 14427006, 19673190, 21640509, 24045010, 36067515, 43281018, 72135030, 108202545, 216405090]

約数ペア:

[(1, 216405090), (2, 108202545), (3, 72135030), (5, 43281018), (6, 36067515), (9, 24045010), (10, 21640509), (11, 19673190), (15, 14427006), (18, 12022505), (22, 9836595), (30, 7213503), (33, 6557730), (45, 4809002), (55, 3934638), (66, 3278865), (90, 2404501), (99, 2185910), (110, 1967319), (165, 1311546), (198, 1092955), (330, 655773), (495, 437182), (990, 218591)]