74641280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{16661}}^1$

素因数の和:16687

約数の個数: 64

約数和(自身を含む): 203942880

約数和(自身を除く): 129301600

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 16661, 33322, 66644, 83305, 116627, 133288, 166610, 233254, 266576, 333220, 466508, 533152, 583135, 666440, 933016, 1066304, 1166270, 1332880, 1866032, 2132608, 2332540, 2665760, 3732064, 4665080, 5331520, 7464128, 9330160, 10663040, 14928256, 18660320, 37320640, 74641280]

約数ペア:

[(1, 74641280), (2, 37320640), (4, 18660320), (5, 14928256), (7, 10663040), (8, 9330160), (10, 7464128), (14, 5331520), (16, 4665080), (20, 3732064), (28, 2665760), (32, 2332540), (35, 2132608), (40, 1866032), (56, 1332880), (64, 1166270), (70, 1066304), (80, 933016), (112, 666440), (128, 583135), (140, 533152), (160, 466508), (224, 333220), (280, 266576), (320, 233254), (448, 166610), (560, 133288), (640, 116627), (896, 83305), (1120, 66644), (2240, 33322), (4480, 16661)]