18041880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{599}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 36390120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 599, 753, 1004, 1198, 1255, 1506, 1797, 2008, 2396, 2510, 2995, 3012, 3594, 3765, 4792, 5020, 5990, 6024, 7188, 7530, 8985, 10040, 11980, 14376, 15060, 17970, 23960, 30120, 35940, 71880, 150349, 300698, 451047, 601396, 751745, 902094, 1202792, 1503490, 1804188, 2255235, 3006980, 3608376, 4510470, 6013960, 9020940, 18041880]

約数ペア:

[(1, 18041880), (2, 9020940), (3, 6013960), (4, 4510470), (5, 3608376), (6, 3006980), (8, 2255235), (10, 1804188), (12, 1503490), (15, 1202792), (20, 902094), (24, 751745), (30, 601396), (40, 451047), (60, 300698), (120, 150349), (251, 71880), (502, 35940), (599, 30120), (753, 23960), (1004, 17970), (1198, 15060), (1255, 14376), (1506, 11980), (1797, 10040), (2008, 8985), (2396, 7530), (2510, 7188), (2995, 6024), (3012, 5990), (3594, 5020), (3765, 4792)]