285299280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{18869}}^1$

素因数の和:18898

約数の個数: 160

約数和(自身を含む): 1123142400

約数和(自身を除く): 837843120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 18869, 37738, 56607, 75476, 94345, 113214, 132083, 150952, 169821, 188690, 226428, 264166, 283035, 301904, 339642, 377380, 396249, 452856, 509463, 528332, 566070, 660415, 679284, 754760, 792498, 849105, 905712, 1018926, 1056664, 1132140, 1188747, 1320830, 1358568, 1509520, 1584996, 1698210, 1981245, 2037852, 2113328, 2264280, 2377494, 2547315, 2641660, 2717136, 3169992, 3396420, 3566241, 3962490, 4075704, 4528560, 4754988, 5094630, 5283320, 5943735, 6339984, 6792840, 7132482, 7924980, 8151408, 9509976, 10189260, 10566640, 11887470, 13585680, 14264964, 15849960, 17831205, 19019952, 20378520, 23774940, 28529928, 31699920, 35662410, 40757040, 47549880, 57059856, 71324820, 95099760, 142649640, 285299280]

約数ペア:

[(1, 285299280), (2, 142649640), (3, 95099760), (4, 71324820), (5, 57059856), (6, 47549880), (7, 40757040), (8, 35662410), (9, 31699920), (10, 28529928), (12, 23774940), (14, 20378520), (15, 19019952), (16, 17831205), (18, 15849960), (20, 14264964), (21, 13585680), (24, 11887470), (27, 10566640), (28, 10189260), (30, 9509976), (35, 8151408), (36, 7924980), (40, 7132482), (42, 6792840), (45, 6339984), (48, 5943735), (54, 5283320), (56, 5094630), (60, 4754988), (63, 4528560), (70, 4075704), (72, 3962490), (80, 3566241), (84, 3396420), (90, 3169992), (105, 2717136), (108, 2641660), (112, 2547315), (120, 2377494), (126, 2264280), (135, 2113328), (140, 2037852), (144, 1981245), (168, 1698210), (180, 1584996), (189, 1509520), (210, 1358568), (216, 1320830), (240, 1188747), (252, 1132140), (270, 1056664), (280, 1018926), (315, 905712), (336, 849105), (360, 792498), (378, 754760), (420, 679284), (432, 660415), (504, 566070), (540, 528332), (560, 509463), (630, 452856), (720, 396249), (756, 377380), (840, 339642), (945, 301904), (1008, 283035), (1080, 264166), (1260, 226428), (1512, 188690), (1680, 169821), (1890, 150952), (2160, 132083), (2520, 113214), (3024, 94345), (3780, 75476), (5040, 56607), (7560, 37738), (15120, 18869)]