280317312

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^2\times {\mathrm{2011}}^1$

素因数の和:2053

約数の個数: 144

約数和(自身を含む): 887080740

約数和(自身を除く): 606763428

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 121, 128, 132, 144, 176, 192, 198, 242, 264, 288, 352, 363, 384, 396, 484, 528, 576, 704, 726, 792, 968, 1056, 1089, 1152, 1408, 1452, 1584, 1936, 2011, 2112, 2178, 2904, 3168, 3872, 4022, 4224, 4356, 5808, 6033, 6336, 7744, 8044, 8712, 11616, 12066, 12672, 15488, 16088, 17424, 18099, 22121, 23232, 24132, 32176, 34848, 36198, 44242, 46464, 48264, 64352, 66363, 69696, 72396, 88484, 96528, 128704, 132726, 139392, 144792, 176968, 193056, 199089, 243331, 257408, 265452, 289584, 353936, 386112, 398178, 486662, 530904, 579168, 707872, 729993, 772224, 796356, 973324, 1061808, 1158336, 1415744, 1459986, 1592712, 1946648, 2123616, 2189979, 2316672, 2831488, 2919972, 3185424, 3893296, 4247232, 4379958, 5839944, 6370848, 7786592, 8494464, 8759916, 11679888, 12741696, 15573184, 17519832, 23359776, 25483392, 31146368, 35039664, 46719552, 70079328, 93439104, 140158656, 280317312]

約数ペア:

[(1, 280317312), (2, 140158656), (3, 93439104), (4, 70079328), (6, 46719552), (8, 35039664), (9, 31146368), (11, 25483392), (12, 23359776), (16, 17519832), (18, 15573184), (22, 12741696), (24, 11679888), (32, 8759916), (33, 8494464), (36, 7786592), (44, 6370848), (48, 5839944), (64, 4379958), (66, 4247232), (72, 3893296), (88, 3185424), (96, 2919972), (99, 2831488), (121, 2316672), (128, 2189979), (132, 2123616), (144, 1946648), (176, 1592712), (192, 1459986), (198, 1415744), (242, 1158336), (264, 1061808), (288, 973324), (352, 796356), (363, 772224), (384, 729993), (396, 707872), (484, 579168), (528, 530904), (576, 486662), (704, 398178), (726, 386112), (792, 353936), (968, 289584), (1056, 265452), (1089, 257408), (1152, 243331), (1408, 199089), (1452, 193056), (1584, 176968), (1936, 144792), (2011, 139392), (2112, 132726), (2178, 128704), (2904, 96528), (3168, 88484), (3872, 72396), (4022, 69696), (4224, 66363), (4356, 64352), (5808, 48264), (6033, 46464), (6336, 44242), (7744, 36198), (8044, 34848), (8712, 32176), (11616, 24132), (12066, 23232), (12672, 22121), (15488, 18099), (16088, 17424)]