72120816

素因数分解:

$2^4\times 3^2\times {\mathrm{500839}}^1$

素因数の和:500853

約数の個数: 30

約数和(自身を含む): 201838520

約数和(自身を除く): 129717704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 500839, 1001678, 1502517, 2003356, 3005034, 4006712, 4507551, 6010068, 8013424, 9015102, 12020136, 18030204, 24040272, 36060408, 72120816]

約数ペア:

[(1, 72120816), (2, 36060408), (3, 24040272), (4, 18030204), (6, 12020136), (8, 9015102), (9, 8013424), (12, 6010068), (16, 4507551), (18, 4006712), (24, 3005034), (36, 2003356), (48, 1502517), (72, 1001678), (144, 500839)]