311200920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1493}}^1$

素因数の和:1706

約数の個数: 128

約数和(自身を含む): 1043409600

約数和(自身を除く): 732208680

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, 90, 108, 120, 135, 180, 193, 216, 270, 360, 386, 540, 579, 772, 965, 1080, 1158, 1493, 1544, 1737, 1930, 2316, 2895, 2986, 3474, 3860, 4479, 4632, 5211, 5790, 5972, 6948, 7465, 7720, 8685, 8958, 10422, 11580, 11944, 13437, 13896, 14930, 17370, 17916, 20844, 22395, 23160, 26055, 26874, 29860, 34740, 35832, 40311, 41688, 44790, 52110, 53748, 59720, 67185, 69480, 80622, 89580, 104220, 107496, 134370, 161244, 179160, 201555, 208440, 268740, 288149, 322488, 403110, 537480, 576298, 806220, 864447, 1152596, 1440745, 1612440, 1728894, 2305192, 2593341, 2881490, 3457788, 4322235, 5186682, 5762980, 6915576, 7780023, 8644470, 10373364, 11525960, 12966705, 15560046, 17288940, 20746728, 25933410, 31120092, 34577880, 38900115, 51866820, 62240184, 77800230, 103733640, 155600460, 311200920]

約数ペア:

[(1, 311200920), (2, 155600460), (3, 103733640), (4, 77800230), (5, 62240184), (6, 51866820), (8, 38900115), (9, 34577880), (10, 31120092), (12, 25933410), (15, 20746728), (18, 17288940), (20, 15560046), (24, 12966705), (27, 11525960), (30, 10373364), (36, 8644470), (40, 7780023), (45, 6915576), (54, 5762980), (60, 5186682), (72, 4322235), (90, 3457788), (108, 2881490), (120, 2593341), (135, 2305192), (180, 1728894), (193, 1612440), (216, 1440745), (270, 1152596), (360, 864447), (386, 806220), (540, 576298), (579, 537480), (772, 403110), (965, 322488), (1080, 288149), (1158, 268740), (1493, 208440), (1544, 201555), (1737, 179160), (1930, 161244), (2316, 134370), (2895, 107496), (2986, 104220), (3474, 89580), (3860, 80622), (4479, 69480), (4632, 67185), (5211, 59720), (5790, 53748), (5972, 52110), (6948, 44790), (7465, 41688), (7720, 40311), (8685, 35832), (8958, 34740), (10422, 29860), (11580, 26874), (11944, 26055), (13437, 23160), (13896, 22395), (14930, 20844), (17370, 17916)]