20754159120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9608407}}^1$

素因数の和:9608429

約数の個数: 80

約数和(自身を含む): 71486555520

約数和(自身を除く): 50732396400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9608407, 19216814, 28825221, 38433628, 48042035, 57650442, 76867256, 86475663, 96084070, 115300884, 144126105, 153734512, 172951326, 192168140, 230601768, 259426989, 288252210, 345902652, 384336280, 432378315, 461203536, 518853978, 576504420, 691805304, 768672560, 864756630, 1037707956, 1153008840, 1297134945, 1383610608, 1729513260, 2075415912, 2306017680, 2594269890, 3459026520, 4150831824, 5188539780, 6918053040, 10377079560, 20754159120]

約数ペア:

[(1, 20754159120), (2, 10377079560), (3, 6918053040), (4, 5188539780), (5, 4150831824), (6, 3459026520), (8, 2594269890), (9, 2306017680), (10, 2075415912), (12, 1729513260), (15, 1383610608), (16, 1297134945), (18, 1153008840), (20, 1037707956), (24, 864756630), (27, 768672560), (30, 691805304), (36, 576504420), (40, 518853978), (45, 461203536), (48, 432378315), (54, 384336280), (60, 345902652), (72, 288252210), (80, 259426989), (90, 230601768), (108, 192168140), (120, 172951326), (135, 153734512), (144, 144126105), (180, 115300884), (216, 96084070), (240, 86475663), (270, 76867256), (360, 57650442), (432, 48042035), (540, 38433628), (720, 28825221), (1080, 19216814), (2160, 9608407)]