72571128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1721}}^1$

素因数の和:1988

約数の個数: 64

約数和(自身を含む): 208293120

約数和(自身を除く): 135721992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 251, 502, 753, 1004, 1506, 1721, 1757, 2008, 3012, 3442, 3514, 5163, 5271, 6024, 6884, 7028, 10326, 10542, 12047, 13768, 14056, 20652, 21084, 24094, 36141, 41304, 42168, 48188, 72282, 96376, 144564, 289128, 431971, 863942, 1295913, 1727884, 2591826, 3023797, 3455768, 5183652, 6047594, 9071391, 10367304, 12095188, 18142782, 24190376, 36285564, 72571128]

約数ペア:

[(1, 72571128), (2, 36285564), (3, 24190376), (4, 18142782), (6, 12095188), (7, 10367304), (8, 9071391), (12, 6047594), (14, 5183652), (21, 3455768), (24, 3023797), (28, 2591826), (42, 1727884), (56, 1295913), (84, 863942), (168, 431971), (251, 289128), (502, 144564), (753, 96376), (1004, 72282), (1506, 48188), (1721, 42168), (1757, 41304), (2008, 36141), (3012, 24094), (3442, 21084), (3514, 20652), (5163, 14056), (5271, 13768), (6024, 12047), (6884, 10542), (7028, 10326)]