155977680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{649907}}^1$

素因数の和:649923

約数の個数: 40

約数和(自身を含む): 483531552

約数和(自身を除く): 327553872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 649907, 1299814, 1949721, 2599628, 3249535, 3899442, 5199256, 6499070, 7798884, 9748605, 10398512, 12998140, 15597768, 19497210, 25996280, 31195536, 38994420, 51992560, 77988840, 155977680]

約数ペア:

[(1, 155977680), (2, 77988840), (3, 51992560), (4, 38994420), (5, 31195536), (6, 25996280), (8, 19497210), (10, 15597768), (12, 12998140), (15, 10398512), (16, 9748605), (20, 7798884), (24, 6499070), (30, 5199256), (40, 3899442), (48, 3249535), (60, 2599628), (80, 1949721), (120, 1299814), (240, 649907)]