81438504

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1579}}^1$

素因数の和:1902

約数の個数: 64

約数和(自身を含む): 233587200

約数和(自身を除く): 152148696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 307, 614, 921, 1228, 1579, 1842, 2149, 2456, 3158, 3684, 4298, 4737, 6316, 6447, 7368, 8596, 9474, 11053, 12632, 12894, 17192, 18948, 22106, 25788, 33159, 37896, 44212, 51576, 66318, 88424, 132636, 265272, 484753, 969506, 1454259, 1939012, 2908518, 3393271, 3878024, 5817036, 6786542, 10179813, 11634072, 13573084, 20359626, 27146168, 40719252, 81438504]

約数ペア:

[(1, 81438504), (2, 40719252), (3, 27146168), (4, 20359626), (6, 13573084), (7, 11634072), (8, 10179813), (12, 6786542), (14, 5817036), (21, 3878024), (24, 3393271), (28, 2908518), (42, 1939012), (56, 1454259), (84, 969506), (168, 484753), (307, 265272), (614, 132636), (921, 88424), (1228, 66318), (1579, 51576), (1842, 44212), (2149, 37896), (2456, 33159), (3158, 25788), (3684, 22106), (4298, 18948), (4737, 17192), (6316, 12894), (6447, 12632), (7368, 11053), (8596, 9474)]