221524480

素因数分解:

$2^9\times 5^1\times {\mathrm{86533}}^1$

素因数の和:86556

約数の個数: 40

約数和(自身を含む): 531145692

約数和(自身を除く): 309621212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 86533, 173066, 346132, 432665, 692264, 865330, 1384528, 1730660, 2769056, 3461320, 5538112, 6922640, 11076224, 13845280, 22152448, 27690560, 44304896, 55381120, 110762240, 221524480]

約数ペア:

[(1, 221524480), (2, 110762240), (4, 55381120), (5, 44304896), (8, 27690560), (10, 22152448), (16, 13845280), (20, 11076224), (32, 6922640), (40, 5538112), (64, 3461320), (80, 2769056), (128, 1730660), (160, 1384528), (256, 865330), (320, 692264), (512, 432665), (640, 346132), (1280, 173066), (2560, 86533)]