72671928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{881}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 208293120

約数和(自身を除く): 135621192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 491, 881, 982, 1473, 1762, 1964, 2643, 2946, 3437, 3524, 3928, 5286, 5892, 6167, 6874, 7048, 10311, 10572, 11784, 12334, 13748, 18501, 20622, 21144, 24668, 27496, 37002, 41244, 49336, 74004, 82488, 148008, 432571, 865142, 1297713, 1730284, 2595426, 3027997, 3460568, 5190852, 6055994, 9083991, 10381704, 12111988, 18167982, 24223976, 36335964, 72671928]

約数ペア:

[(1, 72671928), (2, 36335964), (3, 24223976), (4, 18167982), (6, 12111988), (7, 10381704), (8, 9083991), (12, 6055994), (14, 5190852), (21, 3460568), (24, 3027997), (28, 2595426), (42, 1730284), (56, 1297713), (84, 865142), (168, 432571), (491, 148008), (881, 82488), (982, 74004), (1473, 49336), (1762, 41244), (1964, 37002), (2643, 27496), (2946, 24668), (3437, 21144), (3524, 20622), (3928, 18501), (5286, 13748), (5892, 12334), (6167, 11784), (6874, 10572), (7048, 10311)]