128239992

素因数分解:

$2^3\times 3^2\times {\mathrm{331}}^1\times {\mathrm{5381}}^1$

素因数の和:5724

約数の個数: 48

約数和(自身を含む): 348430680

約数和(自身を除く): 220190688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 331, 662, 993, 1324, 1986, 2648, 2979, 3972, 5381, 5958, 7944, 10762, 11916, 16143, 21524, 23832, 32286, 43048, 48429, 64572, 96858, 129144, 193716, 387432, 1781111, 3562222, 5343333, 7124444, 10686666, 14248888, 16029999, 21373332, 32059998, 42746664, 64119996, 128239992]

約数ペア:

[(1, 128239992), (2, 64119996), (3, 42746664), (4, 32059998), (6, 21373332), (8, 16029999), (9, 14248888), (12, 10686666), (18, 7124444), (24, 5343333), (36, 3562222), (72, 1781111), (331, 387432), (662, 193716), (993, 129144), (1324, 96858), (1986, 64572), (2648, 48429), (2979, 43048), (3972, 32286), (5381, 23832), (5958, 21524), (7944, 16143), (10762, 11916)]