285052768

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:861

約数の個数: 144

約数和(自身を含む): 760142880

約数和(自身を除く): 475090112

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 77, 88, 91, 104, 112, 121, 143, 154, 176, 182, 208, 224, 242, 286, 308, 352, 364, 416, 484, 572, 616, 728, 809, 847, 968, 1001, 1144, 1232, 1456, 1573, 1618, 1694, 1936, 2002, 2288, 2464, 2912, 3146, 3236, 3388, 3872, 4004, 4576, 5663, 6292, 6472, 6776, 8008, 8899, 10517, 11011, 11326, 12584, 12944, 13552, 16016, 17798, 21034, 22022, 22652, 25168, 25888, 27104, 32032, 35596, 42068, 44044, 45304, 50336, 62293, 71192, 73619, 84136, 88088, 90608, 97889, 115687, 124586, 142384, 147238, 168272, 176176, 181216, 195778, 231374, 249172, 284768, 294476, 336544, 352352, 391556, 462748, 498344, 588952, 685223, 783112, 809809, 925496, 996688, 1177904, 1272557, 1370446, 1566224, 1619618, 1850992, 1993376, 2355808, 2545114, 2740892, 3132448, 3239236, 3701984, 5090228, 5481784, 6478472, 8907899, 10180456, 10963568, 12956944, 17815798, 20360912, 21927136, 25913888, 35631596, 40721824, 71263192, 142526384, 285052768]

約数ペア:

[(1, 285052768), (2, 142526384), (4, 71263192), (7, 40721824), (8, 35631596), (11, 25913888), (13, 21927136), (14, 20360912), (16, 17815798), (22, 12956944), (26, 10963568), (28, 10180456), (32, 8907899), (44, 6478472), (52, 5481784), (56, 5090228), (77, 3701984), (88, 3239236), (91, 3132448), (104, 2740892), (112, 2545114), (121, 2355808), (143, 1993376), (154, 1850992), (176, 1619618), (182, 1566224), (208, 1370446), (224, 1272557), (242, 1177904), (286, 996688), (308, 925496), (352, 809809), (364, 783112), (416, 685223), (484, 588952), (572, 498344), (616, 462748), (728, 391556), (809, 352352), (847, 336544), (968, 294476), (1001, 284768), (1144, 249172), (1232, 231374), (1456, 195778), (1573, 181216), (1618, 176176), (1694, 168272), (1936, 147238), (2002, 142384), (2288, 124586), (2464, 115687), (2912, 97889), (3146, 90608), (3236, 88088), (3388, 84136), (3872, 73619), (4004, 71192), (4576, 62293), (5663, 50336), (6292, 45304), (6472, 44044), (6776, 42068), (8008, 35596), (8899, 32032), (10517, 27104), (11011, 25888), (11326, 25168), (12584, 22652), (12944, 22022), (13552, 21034), (16016, 17798)]