216558840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1804657}}^1$

素因数の和:1804671

約数の個数: 32

約数和(自身を含む): 649676880

約数和(自身を除く): 433118040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1804657, 3609314, 5413971, 7218628, 9023285, 10827942, 14437256, 18046570, 21655884, 27069855, 36093140, 43311768, 54139710, 72186280, 108279420, 216558840]

約数ペア:

[(1, 216558840), (2, 108279420), (3, 72186280), (4, 54139710), (5, 43311768), (6, 36093140), (8, 27069855), (10, 21655884), (12, 18046570), (15, 14437256), (20, 10827942), (24, 9023285), (30, 7218628), (40, 5413971), (60, 3609314), (120, 1804657)]