18939759120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8768407}}^1$

素因数の和:8768429

約数の個数: 80

約数和(自身を含む): 65236955520

約数和(自身を除く): 46297196400

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, 8768407, 17536814, 26305221, 35073628, 43842035, 52610442, 70147256, 78915663, 87684070, 105220884, 131526105, 140294512, 157831326, 175368140, 210441768, 236746989, 263052210, 315662652, 350736280, 394578315, 420883536, 473493978, 526104420, 631325304, 701472560, 789156630, 946987956, 1052208840, 1183734945, 1262650608, 1578313260, 1893975912, 2104417680, 2367469890, 3156626520, 3787951824, 4734939780, 6313253040, 9469879560, 18939759120]

約数ペア:

[(1, 18939759120), (2, 9469879560), (3, 6313253040), (4, 4734939780), (5, 3787951824), (6, 3156626520), (8, 2367469890), (9, 2104417680), (10, 1893975912), (12, 1578313260), (15, 1262650608), (16, 1183734945), (18, 1052208840), (20, 946987956), (24, 789156630), (27, 701472560), (30, 631325304), (36, 526104420), (40, 473493978), (45, 420883536), (48, 394578315), (54, 350736280), (60, 315662652), (72, 263052210), (80, 236746989), (90, 210441768), (108, 175368140), (120, 157831326), (135, 140294512), (144, 131526105), (180, 105220884), (216, 87684070), (240, 78915663), (270, 70147256), (360, 52610442), (432, 43842035), (540, 35073628), (720, 26305221), (1080, 17536814), (2160, 8768407)]