291245248

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:430

約数の個数: 112

約数和(自身を含む): 694196224

約数和(自身を除く): 402950976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 67, 112, 124, 134, 217, 224, 248, 268, 313, 434, 448, 469, 496, 536, 626, 868, 938, 992, 1072, 1252, 1736, 1876, 1984, 2077, 2144, 2191, 2504, 3472, 3752, 4154, 4288, 4382, 5008, 6944, 7504, 8308, 8764, 9703, 10016, 13888, 14539, 15008, 16616, 17528, 19406, 20032, 20971, 29078, 30016, 33232, 35056, 38812, 41942, 58156, 66464, 67921, 70112, 77624, 83884, 116312, 132928, 135842, 140224, 146797, 155248, 167768, 232624, 271684, 293594, 310496, 335536, 465248, 543368, 587188, 620992, 650101, 671072, 930496, 1086736, 1174376, 1300202, 1342144, 2173472, 2348752, 2600404, 4346944, 4550707, 4697504, 5200808, 9101414, 9395008, 10401616, 18202828, 20803232, 36405656, 41606464, 72811312, 145622624, 291245248]

約数ペア:

[(1, 291245248), (2, 145622624), (4, 72811312), (7, 41606464), (8, 36405656), (14, 20803232), (16, 18202828), (28, 10401616), (31, 9395008), (32, 9101414), (56, 5200808), (62, 4697504), (64, 4550707), (67, 4346944), (112, 2600404), (124, 2348752), (134, 2173472), (217, 1342144), (224, 1300202), (248, 1174376), (268, 1086736), (313, 930496), (434, 671072), (448, 650101), (469, 620992), (496, 587188), (536, 543368), (626, 465248), (868, 335536), (938, 310496), (992, 293594), (1072, 271684), (1252, 232624), (1736, 167768), (1876, 155248), (1984, 146797), (2077, 140224), (2144, 135842), (2191, 132928), (2504, 116312), (3472, 83884), (3752, 77624), (4154, 70112), (4288, 67921), (4382, 66464), (5008, 58156), (6944, 41942), (7504, 38812), (8308, 35056), (8764, 33232), (9703, 30016), (10016, 29078), (13888, 20971), (14539, 20032), (15008, 19406), (16616, 17528)]