120297856

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 291409920

約数和(自身を除く): 171112064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 61, 62, 64, 71, 112, 122, 124, 128, 142, 217, 224, 244, 248, 284, 427, 434, 448, 488, 496, 497, 568, 854, 868, 896, 976, 992, 994, 1136, 1708, 1736, 1891, 1952, 1984, 1988, 2201, 2272, 3416, 3472, 3782, 3904, 3968, 3976, 4331, 4402, 4544, 6832, 6944, 7564, 7808, 7952, 8662, 8804, 9088, 13237, 13664, 13888, 15128, 15407, 15904, 17324, 17608, 26474, 27328, 27776, 30256, 30317, 30814, 31808, 34648, 35216, 52948, 54656, 60512, 60634, 61628, 63616, 69296, 70432, 105896, 121024, 121268, 123256, 134261, 138592, 140864, 211792, 242048, 242536, 246512, 268522, 277184, 281728, 423584, 485072, 493024, 537044, 554368, 847168, 939827, 970144, 986048, 1074088, 1694336, 1879654, 1940288, 1972096, 2148176, 3759308, 3880576, 4296352, 7518616, 8592704, 15037232, 17185408, 30074464, 60148928, 120297856]

約数ペア:

[(1, 120297856), (2, 60148928), (4, 30074464), (7, 17185408), (8, 15037232), (14, 8592704), (16, 7518616), (28, 4296352), (31, 3880576), (32, 3759308), (56, 2148176), (61, 1972096), (62, 1940288), (64, 1879654), (71, 1694336), (112, 1074088), (122, 986048), (124, 970144), (128, 939827), (142, 847168), (217, 554368), (224, 537044), (244, 493024), (248, 485072), (284, 423584), (427, 281728), (434, 277184), (448, 268522), (488, 246512), (496, 242536), (497, 242048), (568, 211792), (854, 140864), (868, 138592), (896, 134261), (976, 123256), (992, 121268), (994, 121024), (1136, 105896), (1708, 70432), (1736, 69296), (1891, 63616), (1952, 61628), (1984, 60634), (1988, 60512), (2201, 54656), (2272, 52948), (3416, 35216), (3472, 34648), (3782, 31808), (3904, 30814), (3968, 30317), (3976, 30256), (4331, 27776), (4402, 27328), (4544, 26474), (6832, 17608), (6944, 17324), (7564, 15904), (7808, 15407), (7952, 15128), (8662, 13888), (8804, 13664), (9088, 13237)]