78874020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{146063}}^1$

素因数の和:146081

約数の個数: 48

約数和(自身を含む): 245387520

約数和(自身を除く): 166513500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 146063, 292126, 438189, 584252, 730315, 876378, 1314567, 1460630, 1752756, 2190945, 2629134, 2921260, 3943701, 4381890, 5258268, 6572835, 7887402, 8763780, 13145670, 15774804, 19718505, 26291340, 39437010, 78874020]

約数ペア:

[(1, 78874020), (2, 39437010), (3, 26291340), (4, 19718505), (5, 15774804), (6, 13145670), (9, 8763780), (10, 7887402), (12, 6572835), (15, 5258268), (18, 4381890), (20, 3943701), (27, 2921260), (30, 2629134), (36, 2190945), (45, 1752756), (54, 1460630), (60, 1314567), (90, 876378), (108, 730315), (135, 584252), (180, 438189), (270, 292126), (540, 146063)]