211058840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{839}}^1$

素因数の和:1200

約数の個数: 64

約数和(自身を含む): 501984000

約数和(自身を除く): 290925160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 331, 380, 662, 760, 839, 1324, 1655, 1678, 2648, 3310, 3356, 4195, 6289, 6620, 6712, 8390, 12578, 13240, 15941, 16780, 25156, 31445, 31882, 33560, 50312, 62890, 63764, 79705, 125780, 127528, 159410, 251560, 277709, 318820, 555418, 637640, 1110836, 1388545, 2221672, 2777090, 5276471, 5554180, 10552942, 11108360, 21105884, 26382355, 42211768, 52764710, 105529420, 211058840]

約数ペア:

[(1, 211058840), (2, 105529420), (4, 52764710), (5, 42211768), (8, 26382355), (10, 21105884), (19, 11108360), (20, 10552942), (38, 5554180), (40, 5276471), (76, 2777090), (95, 2221672), (152, 1388545), (190, 1110836), (331, 637640), (380, 555418), (662, 318820), (760, 277709), (839, 251560), (1324, 159410), (1655, 127528), (1678, 125780), (2648, 79705), (3310, 63764), (3356, 62890), (4195, 50312), (6289, 33560), (6620, 31882), (6712, 31445), (8390, 25156), (12578, 16780), (13240, 15941)]