1988196720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{8284153}}^1$

素因数の和:8284169

約数の個数: 40

約数和(自身を含む): 6163410576

約数和(自身を除く): 4175213856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8284153, 16568306, 24852459, 33136612, 41420765, 49704918, 66273224, 82841530, 99409836, 124262295, 132546448, 165683060, 198819672, 248524590, 331366120, 397639344, 497049180, 662732240, 994098360, 1988196720]

約数ペア:

[(1, 1988196720), (2, 994098360), (3, 662732240), (4, 497049180), (5, 397639344), (6, 331366120), (8, 248524590), (10, 198819672), (12, 165683060), (15, 132546448), (16, 124262295), (20, 99409836), (24, 82841530), (30, 66273224), (40, 49704918), (48, 41420765), (60, 33136612), (80, 24852459), (120, 16568306), (240, 8284153)]