305213440

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{2129}}^1$

素因数の和:2165

約数の個数: 104

約数和(自身を含む): 837447840

約数和(自身を除く): 532234400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2048, 2129, 2240, 2560, 3584, 4096, 4258, 4480, 5120, 7168, 8516, 8960, 10240, 10645, 14336, 14903, 17032, 17920, 20480, 21290, 28672, 29806, 34064, 35840, 42580, 59612, 68128, 71680, 74515, 85160, 119224, 136256, 143360, 149030, 170320, 238448, 272512, 298060, 340640, 476896, 545024, 596120, 681280, 953792, 1090048, 1192240, 1362560, 1907584, 2180096, 2384480, 2725120, 3815168, 4360192, 4768960, 5450240, 7630336, 8720384, 9537920, 10900480, 15260672, 19075840, 21800960, 30521344, 38151680, 43601920, 61042688, 76303360, 152606720, 305213440]

約数ペア:

[(1, 305213440), (2, 152606720), (4, 76303360), (5, 61042688), (7, 43601920), (8, 38151680), (10, 30521344), (14, 21800960), (16, 19075840), (20, 15260672), (28, 10900480), (32, 9537920), (35, 8720384), (40, 7630336), (56, 5450240), (64, 4768960), (70, 4360192), (80, 3815168), (112, 2725120), (128, 2384480), (140, 2180096), (160, 1907584), (224, 1362560), (256, 1192240), (280, 1090048), (320, 953792), (448, 681280), (512, 596120), (560, 545024), (640, 476896), (896, 340640), (1024, 298060), (1120, 272512), (1280, 238448), (1792, 170320), (2048, 149030), (2129, 143360), (2240, 136256), (2560, 119224), (3584, 85160), (4096, 74515), (4258, 71680), (4480, 68128), (5120, 59612), (7168, 42580), (8516, 35840), (8960, 34064), (10240, 29806), (10645, 28672), (14336, 21290), (14903, 20480), (17032, 17920)]