645981264

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^1\times {\mathrm{51563}}^1$

素因数の和:51609

約数の個数: 80

約数和(自身を含む): 1918180800

約数和(自身を除く): 1272199536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 72, 87, 108, 116, 144, 174, 216, 232, 261, 348, 432, 464, 522, 696, 783, 1044, 1392, 1566, 2088, 3132, 4176, 6264, 12528, 51563, 103126, 154689, 206252, 309378, 412504, 464067, 618756, 825008, 928134, 1237512, 1392201, 1495327, 1856268, 2475024, 2784402, 2990654, 3712536, 4485981, 5568804, 5981308, 7425072, 8971962, 11137608, 11962616, 13457943, 17943924, 22275216, 23925232, 26915886, 35887848, 40373829, 53831772, 71775696, 80747658, 107663544, 161495316, 215327088, 322990632, 645981264]

約数ペア:

[(1, 645981264), (2, 322990632), (3, 215327088), (4, 161495316), (6, 107663544), (8, 80747658), (9, 71775696), (12, 53831772), (16, 40373829), (18, 35887848), (24, 26915886), (27, 23925232), (29, 22275216), (36, 17943924), (48, 13457943), (54, 11962616), (58, 11137608), (72, 8971962), (87, 7425072), (108, 5981308), (116, 5568804), (144, 4485981), (174, 3712536), (216, 2990654), (232, 2784402), (261, 2475024), (348, 1856268), (432, 1495327), (464, 1392201), (522, 1237512), (696, 928134), (783, 825008), (1044, 618756), (1392, 464067), (1566, 412504), (2088, 309378), (3132, 206252), (4176, 154689), (6264, 103126), (12528, 51563)]