328566272

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:339

約数の個数: 80

約数和(自身を含む): 687194112

約数和(自身を除く): 358627840

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 127, 128, 163, 248, 254, 256, 326, 496, 508, 512, 652, 992, 1016, 1304, 1984, 2032, 2608, 3937, 3968, 4064, 5053, 5216, 7874, 7936, 8128, 10106, 10432, 15748, 15872, 16256, 20212, 20701, 20864, 31496, 32512, 40424, 41402, 41728, 62992, 65024, 80848, 82804, 83456, 125984, 161696, 165608, 251968, 323392, 331216, 503936, 641731, 646784, 662432, 1007872, 1283462, 1293568, 1324864, 2015744, 2566924, 2587136, 2649728, 5133848, 5299456, 10267696, 10598912, 20535392, 41070784, 82141568, 164283136, 328566272]

約数ペア:

[(1, 328566272), (2, 164283136), (4, 82141568), (8, 41070784), (16, 20535392), (31, 10598912), (32, 10267696), (62, 5299456), (64, 5133848), (124, 2649728), (127, 2587136), (128, 2566924), (163, 2015744), (248, 1324864), (254, 1293568), (256, 1283462), (326, 1007872), (496, 662432), (508, 646784), (512, 641731), (652, 503936), (992, 331216), (1016, 323392), (1304, 251968), (1984, 165608), (2032, 161696), (2608, 125984), (3937, 83456), (3968, 82804), (4064, 80848), (5053, 65024), (5216, 62992), (7874, 41728), (7936, 41402), (8128, 40424), (10106, 32512), (10432, 31496), (15748, 20864), (15872, 20701), (16256, 20212)]