128771910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{937}}^1$

素因数の和:1462

約数の個数: 64

約数和(自身を含む): 344433600

約数和(自身を除く): 215661690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 509, 937, 1018, 1527, 1874, 2545, 2811, 3054, 4581, 4685, 5090, 5622, 7635, 8433, 9162, 9370, 13743, 14055, 15270, 16866, 22905, 25299, 27486, 28110, 42165, 45810, 50598, 68715, 84330, 126495, 137430, 252990, 476933, 953866, 1430799, 2384665, 2861598, 4292397, 4769330, 7153995, 8584794, 12877191, 14307990, 21461985, 25754382, 42923970, 64385955, 128771910]

約数ペア:

[(1, 128771910), (2, 64385955), (3, 42923970), (5, 25754382), (6, 21461985), (9, 14307990), (10, 12877191), (15, 8584794), (18, 7153995), (27, 4769330), (30, 4292397), (45, 2861598), (54, 2384665), (90, 1430799), (135, 953866), (270, 476933), (509, 252990), (937, 137430), (1018, 126495), (1527, 84330), (1874, 68715), (2545, 50598), (2811, 45810), (3054, 42165), (4581, 28110), (4685, 27486), (5090, 25299), (5622, 22905), (7635, 16866), (8433, 15270), (9162, 14055), (9370, 13743)]