248756480

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{27763}}^1$

素因数の和:27791

約数の個数: 72

約数和(自身を含む): 680995392

約数和(自身を除く): 432238912

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, 27763, 55526, 111052, 138815, 194341, 222104, 277630, 388682, 444208, 555260, 777364, 888416, 971705, 1110520, 1554728, 1776832, 1943410, 2221040, 3109456, 3553664, 3886820, 4442080, 6218912, 7107328, 7773640, 8884160, 12437824, 15547280, 17768320, 24875648, 31094560, 35536640, 49751296, 62189120, 124378240, 248756480]

約数ペア:

[(1, 248756480), (2, 124378240), (4, 62189120), (5, 49751296), (7, 35536640), (8, 31094560), (10, 24875648), (14, 17768320), (16, 15547280), (20, 12437824), (28, 8884160), (32, 7773640), (35, 7107328), (40, 6218912), (56, 4442080), (64, 3886820), (70, 3553664), (80, 3109456), (112, 2221040), (128, 1943410), (140, 1776832), (160, 1554728), (224, 1110520), (256, 971705), (280, 888416), (320, 777364), (448, 555260), (560, 444208), (640, 388682), (896, 277630), (1120, 222104), (1280, 194341), (1792, 138815), (2240, 111052), (4480, 55526), (8960, 27763)]