78791880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{656599}}^1$

素因数の和:656613

約数の個数: 32

約数和(自身を含む): 236376000

約数和(自身を除く): 157584120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 656599, 1313198, 1969797, 2626396, 3282995, 3939594, 5252792, 6565990, 7879188, 9848985, 13131980, 15758376, 19697970, 26263960, 39395940, 78791880]

約数ペア:

[(1, 78791880), (2, 39395940), (3, 26263960), (4, 19697970), (5, 15758376), (6, 13131980), (8, 9848985), (10, 7879188), (12, 6565990), (15, 5252792), (20, 3939594), (24, 3282995), (30, 2626396), (40, 1969797), (60, 1313198), (120, 656599)]