78874920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{219097}}^1$

素因数の和:219114

約数の個数: 48

約数和(自身を含む): 256344660

約数和(自身を除く): 177469740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 219097, 438194, 657291, 876388, 1095485, 1314582, 1752776, 1971873, 2190970, 2629164, 3286455, 3943746, 4381940, 5258328, 6572910, 7887492, 8763880, 9859365, 13145820, 15774984, 19718730, 26291640, 39437460, 78874920]

約数ペア:

[(1, 78874920), (2, 39437460), (3, 26291640), (4, 19718730), (5, 15774984), (6, 13145820), (8, 9859365), (9, 8763880), (10, 7887492), (12, 6572910), (15, 5258328), (18, 4381940), (20, 3943746), (24, 3286455), (30, 2629164), (36, 2190970), (40, 1971873), (45, 1752776), (60, 1314582), (72, 1095485), (90, 876388), (120, 657291), (180, 438194), (360, 219097)]