771790680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{238207}}^1$

素因数の和:238230

約数の個数: 80

約数和(自身を含む): 2594085120

約数和(自身を除く): 1822294440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 238207, 476414, 714621, 952828, 1191035, 1429242, 1905656, 2143863, 2382070, 2858484, 3573105, 4287726, 4764140, 5716968, 6431589, 7146210, 8575452, 9528280, 10719315, 12863178, 14292420, 17150904, 19294767, 21438630, 25726356, 28584840, 32157945, 38589534, 42877260, 51452712, 64315890, 77179068, 85754520, 96473835, 128631780, 154358136, 192947670, 257263560, 385895340, 771790680]

約数ペア:

[(1, 771790680), (2, 385895340), (3, 257263560), (4, 192947670), (5, 154358136), (6, 128631780), (8, 96473835), (9, 85754520), (10, 77179068), (12, 64315890), (15, 51452712), (18, 42877260), (20, 38589534), (24, 32157945), (27, 28584840), (30, 25726356), (36, 21438630), (40, 19294767), (45, 17150904), (54, 14292420), (60, 12863178), (72, 10719315), (81, 9528280), (90, 8575452), (108, 7146210), (120, 6431589), (135, 5716968), (162, 4764140), (180, 4287726), (216, 3573105), (270, 2858484), (324, 2382070), (360, 2143863), (405, 1905656), (540, 1429242), (648, 1191035), (810, 952828), (1080, 714621), (1620, 476414), (3240, 238207)]