78161640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{651347}}^1$

素因数の和:651361

約数の個数: 32

約数和(自身を含む): 234485280

約数和(自身を除く): 156323640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 651347, 1302694, 1954041, 2605388, 3256735, 3908082, 5210776, 6513470, 7816164, 9770205, 13026940, 15632328, 19540410, 26053880, 39080820, 78161640]

約数ペア:

[(1, 78161640), (2, 39080820), (3, 26053880), (4, 19540410), (5, 15632328), (6, 13026940), (8, 9770205), (10, 7816164), (12, 6513470), (15, 5210776), (20, 3908082), (24, 3256735), (30, 2605388), (40, 1954041), (60, 1302694), (120, 651347)]