338914816

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:343

約数の個数: 80

約数和(自身を含む): 708668928

約数和(自身を除く): 369754112

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 131, 163, 248, 256, 262, 326, 496, 512, 524, 652, 992, 1048, 1304, 1984, 2096, 2608, 3968, 4061, 4192, 5053, 5216, 7936, 8122, 8384, 10106, 10432, 15872, 16244, 16768, 20212, 20864, 21353, 32488, 33536, 40424, 41728, 42706, 64976, 67072, 80848, 83456, 85412, 129952, 161696, 170824, 259904, 323392, 341648, 519808, 646784, 661943, 683296, 1039616, 1293568, 1323886, 1366592, 2079232, 2587136, 2647772, 2733184, 5295544, 5466368, 10591088, 10932736, 21182176, 42364352, 84728704, 169457408, 338914816]

約数ペア:

[(1, 338914816), (2, 169457408), (4, 84728704), (8, 42364352), (16, 21182176), (31, 10932736), (32, 10591088), (62, 5466368), (64, 5295544), (124, 2733184), (128, 2647772), (131, 2587136), (163, 2079232), (248, 1366592), (256, 1323886), (262, 1293568), (326, 1039616), (496, 683296), (512, 661943), (524, 646784), (652, 519808), (992, 341648), (1048, 323392), (1304, 259904), (1984, 170824), (2096, 161696), (2608, 129952), (3968, 85412), (4061, 83456), (4192, 80848), (5053, 67072), (5216, 64976), (7936, 42706), (8122, 41728), (8384, 40424), (10106, 33536), (10432, 32488), (15872, 21353), (16244, 20864), (16768, 20212)]