218754120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140227}}^1$

素因数の和:140254

約数の個数: 64

約数和(自身を含む): 706749120

約数和(自身を除く): 487995000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 140227, 280454, 420681, 560908, 701135, 841362, 1121816, 1402270, 1682724, 1822951, 2103405, 2804540, 3365448, 3645902, 4206810, 5468853, 5609080, 7291804, 8413620, 9114755, 10937706, 14583608, 16827240, 18229510, 21875412, 27344265, 36459020, 43750824, 54688530, 72918040, 109377060, 218754120]

約数ペア:

[(1, 218754120), (2, 109377060), (3, 72918040), (4, 54688530), (5, 43750824), (6, 36459020), (8, 27344265), (10, 21875412), (12, 18229510), (13, 16827240), (15, 14583608), (20, 10937706), (24, 9114755), (26, 8413620), (30, 7291804), (39, 5609080), (40, 5468853), (52, 4206810), (60, 3645902), (65, 3365448), (78, 2804540), (104, 2103405), (120, 1822951), (130, 1682724), (156, 1402270), (195, 1121816), (260, 841362), (312, 701135), (390, 560908), (520, 420681), (780, 280454), (1560, 140227)]