221670064

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^3\times {\mathrm{1487}}^1$

素因数の和:1535

約数の個数: 80

約数和(自身を含む): 540251136

約数和(自身を除く): 318581072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 121, 154, 176, 242, 308, 484, 616, 847, 968, 1232, 1331, 1487, 1694, 1936, 2662, 2974, 3388, 5324, 5948, 6776, 9317, 10409, 10648, 11896, 13552, 16357, 18634, 20818, 21296, 23792, 32714, 37268, 41636, 65428, 74536, 83272, 114499, 130856, 149072, 166544, 179927, 228998, 261712, 359854, 457996, 719708, 915992, 1259489, 1439416, 1831984, 1979197, 2518978, 2878832, 3958394, 5037956, 7916788, 10075912, 13854379, 15833576, 20151824, 27708758, 31667152, 55417516, 110835032, 221670064]

約数ペア:

[(1, 221670064), (2, 110835032), (4, 55417516), (7, 31667152), (8, 27708758), (11, 20151824), (14, 15833576), (16, 13854379), (22, 10075912), (28, 7916788), (44, 5037956), (56, 3958394), (77, 2878832), (88, 2518978), (112, 1979197), (121, 1831984), (154, 1439416), (176, 1259489), (242, 915992), (308, 719708), (484, 457996), (616, 359854), (847, 261712), (968, 228998), (1232, 179927), (1331, 166544), (1487, 149072), (1694, 130856), (1936, 114499), (2662, 83272), (2974, 74536), (3388, 65428), (5324, 41636), (5948, 37268), (6776, 32714), (9317, 23792), (10409, 21296), (10648, 20818), (11896, 18634), (13552, 16357)]