308728448

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 747325440

約数和(自身を除く): 438596992

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 71, 92, 112, 128, 142, 161, 184, 211, 224, 284, 322, 368, 422, 448, 497, 568, 644, 736, 844, 896, 994, 1136, 1288, 1472, 1477, 1633, 1688, 1988, 2272, 2576, 2944, 2954, 3266, 3376, 3976, 4544, 4853, 5152, 5908, 6532, 6752, 7952, 9088, 9706, 10304, 11431, 11816, 13064, 13504, 14981, 15904, 19412, 20608, 22862, 23632, 26128, 27008, 29962, 31808, 33971, 38824, 45724, 47264, 52256, 59924, 63616, 67942, 77648, 91448, 94528, 104512, 104867, 119848, 135884, 155296, 182896, 189056, 209024, 209734, 239696, 271768, 310592, 344563, 365792, 419468, 479392, 543536, 621184, 689126, 731584, 838936, 958784, 1087072, 1378252, 1463168, 1677872, 1917568, 2174144, 2411941, 2756504, 3355744, 4348288, 4823882, 5513008, 6711488, 9647764, 11026016, 13422976, 19295528, 22052032, 38591056, 44104064, 77182112, 154364224, 308728448]

約数ペア:

[(1, 308728448), (2, 154364224), (4, 77182112), (7, 44104064), (8, 38591056), (14, 22052032), (16, 19295528), (23, 13422976), (28, 11026016), (32, 9647764), (46, 6711488), (56, 5513008), (64, 4823882), (71, 4348288), (92, 3355744), (112, 2756504), (128, 2411941), (142, 2174144), (161, 1917568), (184, 1677872), (211, 1463168), (224, 1378252), (284, 1087072), (322, 958784), (368, 838936), (422, 731584), (448, 689126), (497, 621184), (568, 543536), (644, 479392), (736, 419468), (844, 365792), (896, 344563), (994, 310592), (1136, 271768), (1288, 239696), (1472, 209734), (1477, 209024), (1633, 189056), (1688, 182896), (1988, 155296), (2272, 135884), (2576, 119848), (2944, 104867), (2954, 104512), (3266, 94528), (3376, 91448), (3976, 77648), (4544, 67942), (4853, 63616), (5152, 59924), (5908, 52256), (6532, 47264), (6752, 45724), (7952, 38824), (9088, 33971), (9706, 31808), (10304, 29962), (11431, 27008), (11816, 26128), (13064, 23632), (13504, 22862), (14981, 20608), (15904, 19412)]