2189771880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{10973}}^1$

素因数の和:12650

約数の個数: 64

約数和(自身を含む): 6573864960

約数和(自身を除く): 4384093080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1663, 3326, 4989, 6652, 8315, 9978, 10973, 13304, 16630, 19956, 21946, 24945, 32919, 33260, 39912, 43892, 49890, 54865, 65838, 66520, 87784, 99780, 109730, 131676, 164595, 199560, 219460, 263352, 329190, 438920, 658380, 1316760, 18248099, 36496198, 54744297, 72992396, 91240495, 109488594, 145984792, 182480990, 218977188, 273721485, 364961980, 437954376, 547442970, 729923960, 1094885940, 2189771880]

約数ペア:

[(1, 2189771880), (2, 1094885940), (3, 729923960), (4, 547442970), (5, 437954376), (6, 364961980), (8, 273721485), (10, 218977188), (12, 182480990), (15, 145984792), (20, 109488594), (24, 91240495), (30, 72992396), (40, 54744297), (60, 36496198), (120, 18248099), (1663, 1316760), (3326, 658380), (4989, 438920), (6652, 329190), (8315, 263352), (9978, 219460), (10973, 199560), (13304, 164595), (16630, 131676), (19956, 109730), (21946, 99780), (24945, 87784), (32919, 66520), (33260, 65838), (39912, 54865), (43892, 49890)]