203203840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{22679}}^1$

素因数の和:22707

約数の個数: 72

約数和(自身を含む): 556295040

約数和(自身を除く): 353091200

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, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 22679, 45358, 90716, 113395, 158753, 181432, 226790, 317506, 362864, 453580, 635012, 725728, 793765, 907160, 1270024, 1451456, 1587530, 1814320, 2540048, 2902912, 3175060, 3628640, 5080096, 5805824, 6350120, 7257280, 10160192, 12700240, 14514560, 20320384, 25400480, 29029120, 40640768, 50800960, 101601920, 203203840]

約数ペア:

[(1, 203203840), (2, 101601920), (4, 50800960), (5, 40640768), (7, 29029120), (8, 25400480), (10, 20320384), (14, 14514560), (16, 12700240), (20, 10160192), (28, 7257280), (32, 6350120), (35, 5805824), (40, 5080096), (56, 3628640), (64, 3175060), (70, 2902912), (80, 2540048), (112, 1814320), (128, 1587530), (140, 1451456), (160, 1270024), (224, 907160), (256, 793765), (280, 725728), (320, 635012), (448, 453580), (560, 362864), (640, 317506), (896, 226790), (1120, 181432), (1280, 158753), (1792, 113395), (2240, 90716), (4480, 45358), (8960, 22679)]