2990207880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251701}}^1$

素因数の和:251732

約数の個数: 128

約数和(自身を含む): 10873526400

約数和(自身を除く): 7883318520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 251701, 503402, 755103, 1006804, 1258505, 1510206, 2013608, 2265309, 2517010, 2768711, 3020412, 3775515, 4530618, 5034020, 5537422, 6040824, 6795927, 7551030, 8306133, 9061236, 10068040, 11074844, 11326545, 13591854, 13843555, 15102060, 16612266, 18122472, 22149688, 22653090, 24918399, 27183708, 27687110, 30204120, 33224532, 33979635, 41530665, 45306180, 49836798, 54367416, 55374220, 66449064, 67959270, 74755197, 83061330, 90612360, 99673596, 110748440, 124591995, 135918540, 149510394, 166122660, 199347192, 249183990, 271837080, 299020788, 332245320, 373775985, 498367980, 598041576, 747551970, 996735960, 1495103940, 2990207880]

約数ペア:

[(1, 2990207880), (2, 1495103940), (3, 996735960), (4, 747551970), (5, 598041576), (6, 498367980), (8, 373775985), (9, 332245320), (10, 299020788), (11, 271837080), (12, 249183990), (15, 199347192), (18, 166122660), (20, 149510394), (22, 135918540), (24, 124591995), (27, 110748440), (30, 99673596), (33, 90612360), (36, 83061330), (40, 74755197), (44, 67959270), (45, 66449064), (54, 55374220), (55, 54367416), (60, 49836798), (66, 45306180), (72, 41530665), (88, 33979635), (90, 33224532), (99, 30204120), (108, 27687110), (110, 27183708), (120, 24918399), (132, 22653090), (135, 22149688), (165, 18122472), (180, 16612266), (198, 15102060), (216, 13843555), (220, 13591854), (264, 11326545), (270, 11074844), (297, 10068040), (330, 9061236), (360, 8306133), (396, 7551030), (440, 6795927), (495, 6040824), (540, 5537422), (594, 5034020), (660, 4530618), (792, 3775515), (990, 3020412), (1080, 2768711), (1188, 2517010), (1320, 2265309), (1485, 2013608), (1980, 1510206), (2376, 1258505), (2970, 1006804), (3960, 755103), (5940, 503402), (11880, 251701)]