857987640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{264811}}^1$

素因数の和:264834

約数の個数: 80

約数和(自身を含む): 2883802680

約数和(自身を除く): 2025815040

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, 264811, 529622, 794433, 1059244, 1324055, 1588866, 2118488, 2383299, 2648110, 3177732, 3972165, 4766598, 5296220, 6355464, 7149897, 7944330, 9533196, 10592440, 11916495, 14299794, 15888660, 19066392, 21449691, 23832990, 28599588, 31777320, 35749485, 42899382, 47665980, 57199176, 71498970, 85798764, 95331960, 107248455, 142997940, 171597528, 214496910, 285995880, 428993820, 857987640]

約数ペア:

[(1, 857987640), (2, 428993820), (3, 285995880), (4, 214496910), (5, 171597528), (6, 142997940), (8, 107248455), (9, 95331960), (10, 85798764), (12, 71498970), (15, 57199176), (18, 47665980), (20, 42899382), (24, 35749485), (27, 31777320), (30, 28599588), (36, 23832990), (40, 21449691), (45, 19066392), (54, 15888660), (60, 14299794), (72, 11916495), (81, 10592440), (90, 9533196), (108, 7944330), (120, 7149897), (135, 6355464), (162, 5296220), (180, 4766598), (216, 3972165), (270, 3177732), (324, 2648110), (360, 2383299), (405, 2118488), (540, 1588866), (648, 1324055), (810, 1059244), (1080, 794433), (1620, 529622), (3240, 264811)]