217956864

素因数分解:

$2^9\times 3^1\times {\mathrm{17}}^2\times {\mathrm{491}}^1$

素因数の和:546

約数の個数: 120

約数和(自身を含む): 618072048

約数和(自身を除く): 400115184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 289, 384, 408, 491, 512, 544, 578, 768, 816, 867, 982, 1088, 1156, 1473, 1536, 1632, 1734, 1964, 2176, 2312, 2946, 3264, 3468, 3928, 4352, 4624, 5892, 6528, 6936, 7856, 8347, 8704, 9248, 11784, 13056, 13872, 15712, 16694, 18496, 23568, 25041, 26112, 27744, 31424, 33388, 36992, 47136, 50082, 55488, 62848, 66776, 73984, 94272, 100164, 110976, 125696, 133552, 141899, 147968, 188544, 200328, 221952, 251392, 267104, 283798, 377088, 400656, 425697, 443904, 534208, 567596, 754176, 801312, 851394, 1068416, 1135192, 1602624, 1702788, 2136832, 2270384, 3205248, 3405576, 4273664, 4540768, 6410496, 6811152, 9081536, 12820992, 13622304, 18163072, 27244608, 36326144, 54489216, 72652288, 108978432, 217956864]

約数ペア:

[(1, 217956864), (2, 108978432), (3, 72652288), (4, 54489216), (6, 36326144), (8, 27244608), (12, 18163072), (16, 13622304), (17, 12820992), (24, 9081536), (32, 6811152), (34, 6410496), (48, 4540768), (51, 4273664), (64, 3405576), (68, 3205248), (96, 2270384), (102, 2136832), (128, 1702788), (136, 1602624), (192, 1135192), (204, 1068416), (256, 851394), (272, 801312), (289, 754176), (384, 567596), (408, 534208), (491, 443904), (512, 425697), (544, 400656), (578, 377088), (768, 283798), (816, 267104), (867, 251392), (982, 221952), (1088, 200328), (1156, 188544), (1473, 147968), (1536, 141899), (1632, 133552), (1734, 125696), (1964, 110976), (2176, 100164), (2312, 94272), (2946, 73984), (3264, 66776), (3468, 62848), (3928, 55488), (4352, 50082), (4624, 47136), (5892, 36992), (6528, 33388), (6936, 31424), (7856, 27744), (8347, 26112), (8704, 25041), (9248, 23568), (11784, 18496), (13056, 16694), (13872, 15712)]