81188460

素因数分解:

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

素因数の和:868

約数の個数: 96

約数和(自身を含む): 254016000

約数和(自身を除く): 172827540

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, 251, 270, 502, 540, 599, 753, 1004, 1198, 1255, 1506, 1797, 2259, 2396, 2510, 2995, 3012, 3594, 3765, 4518, 5020, 5391, 5990, 6777, 7188, 7530, 8985, 9036, 10782, 11295, 11980, 13554, 15060, 16173, 17970, 21564, 22590, 26955, 27108, 32346, 33885, 35940, 45180, 53910, 64692, 67770, 80865, 107820, 135540, 150349, 161730, 300698, 323460, 451047, 601396, 751745, 902094, 1353141, 1503490, 1804188, 2255235, 2706282, 3006980, 4059423, 4510470, 5412564, 6765705, 8118846, 9020940, 13531410, 16237692, 20297115, 27062820, 40594230, 81188460]

約数ペア:

[(1, 81188460), (2, 40594230), (3, 27062820), (4, 20297115), (5, 16237692), (6, 13531410), (9, 9020940), (10, 8118846), (12, 6765705), (15, 5412564), (18, 4510470), (20, 4059423), (27, 3006980), (30, 2706282), (36, 2255235), (45, 1804188), (54, 1503490), (60, 1353141), (90, 902094), (108, 751745), (135, 601396), (180, 451047), (251, 323460), (270, 300698), (502, 161730), (540, 150349), (599, 135540), (753, 107820), (1004, 80865), (1198, 67770), (1255, 64692), (1506, 53910), (1797, 45180), (2259, 35940), (2396, 33885), (2510, 32346), (2995, 27108), (3012, 26955), (3594, 22590), (3765, 21564), (4518, 17970), (5020, 16173), (5391, 15060), (5990, 13554), (6777, 11980), (7188, 11295), (7530, 10782), (8985, 9036)]