247281408

素因数分解:

$2^8\times 3^2\times {\mathrm{11}}^2\times {\mathrm{887}}^1$

素因数の和:931

約数の個数: 162

約数和(自身を含む): 784564872

約数和(自身を除く): 537283464

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, 256, 264, 288, 352, 363, 384, 396, 484, 528, 576, 704, 726, 768, 792, 887, 968, 1056, 1089, 1152, 1408, 1452, 1584, 1774, 1936, 2112, 2178, 2304, 2661, 2816, 2904, 3168, 3548, 3872, 4224, 4356, 5322, 5808, 6336, 7096, 7744, 7983, 8448, 8712, 9757, 10644, 11616, 12672, 14192, 15488, 15966, 17424, 19514, 21288, 23232, 25344, 28384, 29271, 30976, 31932, 34848, 39028, 42576, 46464, 56768, 58542, 63864, 69696, 78056, 85152, 87813, 92928, 107327, 113536, 117084, 127728, 139392, 156112, 170304, 175626, 214654, 227072, 234168, 255456, 278784, 312224, 321981, 340608, 351252, 429308, 468336, 510912, 624448, 643962, 681216, 702504, 858616, 936672, 965943, 1021824, 1248896, 1287924, 1405008, 1717232, 1873344, 1931886, 2043648, 2497792, 2575848, 2810016, 3434464, 3746688, 3863772, 5151696, 5620032, 6868928, 7493376, 7727544, 10303392, 11240064, 13737856, 15455088, 20606784, 22480128, 27475712, 30910176, 41213568, 61820352, 82427136, 123640704, 247281408]

約数ペア:

[(1, 247281408), (2, 123640704), (3, 82427136), (4, 61820352), (6, 41213568), (8, 30910176), (9, 27475712), (11, 22480128), (12, 20606784), (16, 15455088), (18, 13737856), (22, 11240064), (24, 10303392), (32, 7727544), (33, 7493376), (36, 6868928), (44, 5620032), (48, 5151696), (64, 3863772), (66, 3746688), (72, 3434464), (88, 2810016), (96, 2575848), (99, 2497792), (121, 2043648), (128, 1931886), (132, 1873344), (144, 1717232), (176, 1405008), (192, 1287924), (198, 1248896), (242, 1021824), (256, 965943), (264, 936672), (288, 858616), (352, 702504), (363, 681216), (384, 643962), (396, 624448), (484, 510912), (528, 468336), (576, 429308), (704, 351252), (726, 340608), (768, 321981), (792, 312224), (887, 278784), (968, 255456), (1056, 234168), (1089, 227072), (1152, 214654), (1408, 175626), (1452, 170304), (1584, 156112), (1774, 139392), (1936, 127728), (2112, 117084), (2178, 113536), (2304, 107327), (2661, 92928), (2816, 87813), (2904, 85152), (3168, 78056), (3548, 69696), (3872, 63864), (4224, 58542), (4356, 56768), (5322, 46464), (5808, 42576), (6336, 39028), (7096, 34848), (7744, 31932), (7983, 30976), (8448, 29271), (8712, 28384), (9757, 25344), (10644, 23232), (11616, 21288), (12672, 19514), (14192, 17424), (15488, 15966)]