285741540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{10799}}^1$

素因数の和:10831

約数の個数: 144

約数和(自身を含む): 1034208000

約数和(自身を除く): 748466460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 10799, 13230, 21598, 26460, 32397, 43196, 53995, 64794, 75593, 97191, 107990, 129588, 151186, 161985, 194382, 215980, 226779, 291573, 302372, 323970, 377965, 388764, 453558, 485955, 529151, 583146, 647940, 680337, 755930, 907116, 971910, 1058302, 1133895, 1166292, 1360674, 1457865, 1511860, 1587453, 1943820, 2041011, 2116604, 2267790, 2645755, 2721348, 2915730, 3174906, 3401685, 4082022, 4535580, 4762359, 5291510, 5831460, 6349812, 6803370, 7937265, 8164044, 9524718, 10205055, 10583020, 13606740, 14287077, 15874530, 19049436, 20410110, 23811795, 28574154, 31749060, 40820220, 47623590, 57148308, 71435385, 95247180, 142870770, 285741540]

約数ペア:

[(1, 285741540), (2, 142870770), (3, 95247180), (4, 71435385), (5, 57148308), (6, 47623590), (7, 40820220), (9, 31749060), (10, 28574154), (12, 23811795), (14, 20410110), (15, 19049436), (18, 15874530), (20, 14287077), (21, 13606740), (27, 10583020), (28, 10205055), (30, 9524718), (35, 8164044), (36, 7937265), (42, 6803370), (45, 6349812), (49, 5831460), (54, 5291510), (60, 4762359), (63, 4535580), (70, 4082022), (84, 3401685), (90, 3174906), (98, 2915730), (105, 2721348), (108, 2645755), (126, 2267790), (135, 2116604), (140, 2041011), (147, 1943820), (180, 1587453), (189, 1511860), (196, 1457865), (210, 1360674), (245, 1166292), (252, 1133895), (270, 1058302), (294, 971910), (315, 907116), (378, 755930), (420, 680337), (441, 647940), (490, 583146), (540, 529151), (588, 485955), (630, 453558), (735, 388764), (756, 377965), (882, 323970), (945, 302372), (980, 291573), (1260, 226779), (1323, 215980), (1470, 194382), (1764, 161985), (1890, 151186), (2205, 129588), (2646, 107990), (2940, 97191), (3780, 75593), (4410, 64794), (5292, 53995), (6615, 43196), (8820, 32397), (10799, 26460), (13230, 21598)]