77781564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1201}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 225764448

約数和(自身を除く): 147982884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257, 514, 771, 1028, 1201, 1542, 1799, 2313, 2402, 3084, 3598, 3603, 4626, 4804, 5397, 7196, 7206, 8407, 9252, 10794, 10809, 14412, 16191, 16814, 21588, 21618, 25221, 32382, 33628, 43236, 50442, 64764, 75663, 100884, 151326, 302652, 308657, 617314, 925971, 1234628, 1851942, 2160599, 2777913, 3703884, 4321198, 5555826, 6481797, 8642396, 11111652, 12963594, 19445391, 25927188, 38890782, 77781564]

約数ペア:

[(1, 77781564), (2, 38890782), (3, 25927188), (4, 19445391), (6, 12963594), (7, 11111652), (9, 8642396), (12, 6481797), (14, 5555826), (18, 4321198), (21, 3703884), (28, 2777913), (36, 2160599), (42, 1851942), (63, 1234628), (84, 925971), (126, 617314), (252, 308657), (257, 302652), (514, 151326), (771, 100884), (1028, 75663), (1201, 64764), (1542, 50442), (1799, 43236), (2313, 33628), (2402, 32382), (3084, 25221), (3598, 21618), (3603, 21588), (4626, 16814), (4804, 16191), (5397, 14412), (7196, 10809), (7206, 10794), (8407, 9252)]