290416128

素因数分解:

$2^9\times 3^1\times {\mathrm{71}}^1\times {\mathrm{2663}}^1$

素因数の和:2755

約数の個数: 80

約数和(自身を含む): 784878336

約数和(自身を除く): 494462208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 128, 142, 192, 213, 256, 284, 384, 426, 512, 568, 768, 852, 1136, 1536, 1704, 2272, 2663, 3408, 4544, 5326, 6816, 7989, 9088, 10652, 13632, 15978, 18176, 21304, 27264, 31956, 36352, 42608, 54528, 63912, 85216, 109056, 127824, 170432, 189073, 255648, 340864, 378146, 511296, 567219, 681728, 756292, 1022592, 1134438, 1363456, 1512584, 2045184, 2268876, 3025168, 4090368, 4537752, 6050336, 9075504, 12100672, 18151008, 24201344, 36302016, 48402688, 72604032, 96805376, 145208064, 290416128]

約数ペア:

[(1, 290416128), (2, 145208064), (3, 96805376), (4, 72604032), (6, 48402688), (8, 36302016), (12, 24201344), (16, 18151008), (24, 12100672), (32, 9075504), (48, 6050336), (64, 4537752), (71, 4090368), (96, 3025168), (128, 2268876), (142, 2045184), (192, 1512584), (213, 1363456), (256, 1134438), (284, 1022592), (384, 756292), (426, 681728), (512, 567219), (568, 511296), (768, 378146), (852, 340864), (1136, 255648), (1536, 189073), (1704, 170432), (2272, 127824), (2663, 109056), (3408, 85216), (4544, 63912), (5326, 54528), (6816, 42608), (7989, 36352), (9088, 31956), (10652, 27264), (13632, 21304), (15978, 18176)]