79971240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{666427}}^1$

素因数の和:666441

約数の個数: 32

約数和(自身を含む): 239914080

約数和(自身を除く): 159942840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 666427, 1332854, 1999281, 2665708, 3332135, 3998562, 5331416, 6664270, 7997124, 9996405, 13328540, 15994248, 19992810, 26657080, 39985620, 79971240]

約数ペア:

[(1, 79971240), (2, 39985620), (3, 26657080), (4, 19992810), (5, 15994248), (6, 13328540), (8, 9996405), (10, 7997124), (12, 6664270), (15, 5331416), (20, 3998562), (24, 3332135), (30, 2665708), (40, 1999281), (60, 1332854), (120, 666427)]