216457680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{901907}}^1$

素因数の和:901923

約数の個数: 40

約数和(自身を含む): 671019552

約数和(自身を除く): 454561872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 901907, 1803814, 2705721, 3607628, 4509535, 5411442, 7215256, 9019070, 10822884, 13528605, 14430512, 18038140, 21645768, 27057210, 36076280, 43291536, 54114420, 72152560, 108228840, 216457680]

約数ペア:

[(1, 216457680), (2, 108228840), (3, 72152560), (4, 54114420), (5, 43291536), (6, 36076280), (8, 27057210), (10, 21645768), (12, 18038140), (15, 14430512), (16, 13528605), (20, 10822884), (24, 9019070), (30, 7215256), (40, 5411442), (48, 4509535), (60, 3607628), (80, 2705721), (120, 1803814), (240, 901907)]