128789100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13009}}^1$

素因数の和:13040

約数の個数: 108

約数和(自身を含む): 440414520

約数和(自身を除く): 311625420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 132, 150, 165, 180, 198, 220, 225, 275, 300, 330, 396, 450, 495, 550, 660, 825, 900, 990, 1100, 1650, 1980, 2475, 3300, 4950, 9900, 13009, 26018, 39027, 52036, 65045, 78054, 117081, 130090, 143099, 156108, 195135, 234162, 260180, 286198, 325225, 390270, 429297, 468324, 572396, 585405, 650450, 715495, 780540, 858594, 975675, 1170810, 1287891, 1300900, 1430990, 1717188, 1951350, 2146485, 2341620, 2575782, 2861980, 2927025, 3577475, 3902700, 4292970, 5151564, 5854050, 6439455, 7154950, 8585940, 10732425, 11708100, 12878910, 14309900, 21464850, 25757820, 32197275, 42929700, 64394550, 128789100]

約数ペア:

[(1, 128789100), (2, 64394550), (3, 42929700), (4, 32197275), (5, 25757820), (6, 21464850), (9, 14309900), (10, 12878910), (11, 11708100), (12, 10732425), (15, 8585940), (18, 7154950), (20, 6439455), (22, 5854050), (25, 5151564), (30, 4292970), (33, 3902700), (36, 3577475), (44, 2927025), (45, 2861980), (50, 2575782), (55, 2341620), (60, 2146485), (66, 1951350), (75, 1717188), (90, 1430990), (99, 1300900), (100, 1287891), (110, 1170810), (132, 975675), (150, 858594), (165, 780540), (180, 715495), (198, 650450), (220, 585405), (225, 572396), (275, 468324), (300, 429297), (330, 390270), (396, 325225), (450, 286198), (495, 260180), (550, 234162), (660, 195135), (825, 156108), (900, 143099), (990, 130090), (1100, 117081), (1650, 78054), (1980, 65045), (2475, 52036), (3300, 39027), (4950, 26018), (9900, 13009)]