2159021312

素因数分解:

$2^8\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19751}}^1$

素因数の和:19835

約数の個数: 72

約数和(自身を含む): 5006262912

約数和(自身を除く): 2847241600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 256, 427, 448, 488, 854, 896, 976, 1708, 1792, 1952, 3416, 3904, 6832, 7808, 13664, 15616, 19751, 27328, 39502, 54656, 79004, 109312, 138257, 158008, 276514, 316016, 553028, 632032, 1106056, 1204811, 1264064, 2212112, 2409622, 2528128, 4424224, 4819244, 5056256, 8433677, 8848448, 9638488, 16867354, 17696896, 19276976, 33734708, 35393792, 38553952, 67469416, 77107904, 134938832, 154215808, 269877664, 308431616, 539755328, 1079510656, 2159021312]

約数ペア:

[(1, 2159021312), (2, 1079510656), (4, 539755328), (7, 308431616), (8, 269877664), (14, 154215808), (16, 134938832), (28, 77107904), (32, 67469416), (56, 38553952), (61, 35393792), (64, 33734708), (112, 19276976), (122, 17696896), (128, 16867354), (224, 9638488), (244, 8848448), (256, 8433677), (427, 5056256), (448, 4819244), (488, 4424224), (854, 2528128), (896, 2409622), (976, 2212112), (1708, 1264064), (1792, 1204811), (1952, 1106056), (3416, 632032), (3904, 553028), (6832, 316016), (7808, 276514), (13664, 158008), (15616, 138257), (19751, 109312), (27328, 79004), (39502, 54656)]