211211880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{160009}}^1$

素因数の和:160034

約数の個数: 64

約数和(自身を含む): 691243200

約数和(自身を除く): 480031320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 160009, 320018, 480027, 640036, 800045, 960054, 1280072, 1600090, 1760099, 1920108, 2400135, 3200180, 3520198, 3840216, 4800270, 5280297, 6400360, 7040396, 8800495, 9600540, 10560594, 14080792, 17600990, 19201080, 21121188, 26401485, 35201980, 42242376, 52802970, 70403960, 105605940, 211211880]

約数ペア:

[(1, 211211880), (2, 105605940), (3, 70403960), (4, 52802970), (5, 42242376), (6, 35201980), (8, 26401485), (10, 21121188), (11, 19201080), (12, 17600990), (15, 14080792), (20, 10560594), (22, 9600540), (24, 8800495), (30, 7040396), (33, 6400360), (40, 5280297), (44, 4800270), (55, 3840216), (60, 3520198), (66, 3200180), (88, 2400135), (110, 1920108), (120, 1760099), (132, 1600090), (165, 1280072), (220, 960054), (264, 800045), (330, 640036), (440, 480027), (660, 320018), (1320, 160009)]