221168384

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{31}}^3$

素因数の和:138

約数の個数: 72

約数和(自身を含む): 471918720

約数和(自身を除く): 250750336

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 232, 248, 256, 464, 496, 899, 928, 961, 992, 1798, 1856, 1922, 1984, 3596, 3712, 3844, 3968, 7192, 7424, 7688, 7936, 14384, 15376, 27869, 28768, 29791, 30752, 55738, 57536, 59582, 61504, 111476, 115072, 119164, 123008, 222952, 230144, 238328, 246016, 445904, 476656, 863939, 891808, 953312, 1727878, 1783616, 1906624, 3455756, 3567232, 3813248, 6911512, 7134464, 7626496, 13823024, 27646048, 55292096, 110584192, 221168384]

約数ペア:

[(1, 221168384), (2, 110584192), (4, 55292096), (8, 27646048), (16, 13823024), (29, 7626496), (31, 7134464), (32, 6911512), (58, 3813248), (62, 3567232), (64, 3455756), (116, 1906624), (124, 1783616), (128, 1727878), (232, 953312), (248, 891808), (256, 863939), (464, 476656), (496, 445904), (899, 246016), (928, 238328), (961, 230144), (992, 222952), (1798, 123008), (1856, 119164), (1922, 115072), (1984, 111476), (3596, 61504), (3712, 59582), (3844, 57536), (3968, 55738), (7192, 30752), (7424, 29791), (7688, 28768), (7936, 27869), (14384, 15376)]