57156780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4787}}^1$

素因数の和:4998

約数の個数: 48

約数和(自身を含む): 160876800

約数和(自身を除く): 103720020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 4787, 5970, 9574, 11940, 14361, 19148, 23935, 28722, 47870, 57444, 71805, 95740, 143610, 287220, 952613, 1905226, 2857839, 3810452, 4763065, 5715678, 9526130, 11431356, 14289195, 19052260, 28578390, 57156780]

約数ペア:

[(1, 57156780), (2, 28578390), (3, 19052260), (4, 14289195), (5, 11431356), (6, 9526130), (10, 5715678), (12, 4763065), (15, 3810452), (20, 2857839), (30, 1905226), (60, 952613), (199, 287220), (398, 143610), (597, 95740), (796, 71805), (995, 57444), (1194, 47870), (1990, 28722), (2388, 23935), (2985, 19148), (3980, 14361), (4787, 11940), (5970, 9574)]