222730240

素因数分解:

$2^{11}\times 5^1\times {\mathrm{21751}}^1$

素因数の和:21778

約数の個数: 48

約数和(自身を含む): 534446640

約数和(自身を除く): 311716400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 21751, 43502, 87004, 108755, 174008, 217510, 348016, 435020, 696032, 870040, 1392064, 1740080, 2784128, 3480160, 5568256, 6960320, 11136512, 13920640, 22273024, 27841280, 44546048, 55682560, 111365120, 222730240]

約数ペア:

[(1, 222730240), (2, 111365120), (4, 55682560), (5, 44546048), (8, 27841280), (10, 22273024), (16, 13920640), (20, 11136512), (32, 6960320), (40, 5568256), (64, 3480160), (80, 2784128), (128, 1740080), (160, 1392064), (256, 870040), (320, 696032), (512, 435020), (640, 348016), (1024, 217510), (1280, 174008), (2048, 108755), (2560, 87004), (5120, 43502), (10240, 21751)]