215510960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{384841}}^1$

素因数の和:384861

約数の個数: 40

約数和(自身を含む): 572644896

約数和(自身を除く): 357133936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 384841, 769682, 1539364, 1924205, 2693887, 3078728, 3848410, 5387774, 6157456, 7696820, 10775548, 13469435, 15393640, 21551096, 26938870, 30787280, 43102192, 53877740, 107755480, 215510960]

約数ペア:

[(1, 215510960), (2, 107755480), (4, 53877740), (5, 43102192), (7, 30787280), (8, 26938870), (10, 21551096), (14, 15393640), (16, 13469435), (20, 10775548), (28, 7696820), (35, 6157456), (40, 5387774), (56, 3848410), (70, 3078728), (80, 2693887), (112, 1924205), (140, 1539364), (280, 769682), (560, 384841)]