204914280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{8581}}^1$

素因数の和:8794

約数の個数: 64

約数和(自身を含む): 617904000

約数和(自身を除く): 412989720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1990, 2388, 2985, 3980, 4776, 5970, 7960, 8581, 11940, 17162, 23880, 25743, 34324, 42905, 51486, 68648, 85810, 102972, 128715, 171620, 205944, 257430, 343240, 514860, 1029720, 1707619, 3415238, 5122857, 6830476, 8538095, 10245714, 13660952, 17076190, 20491428, 25614285, 34152380, 40982856, 51228570, 68304760, 102457140, 204914280]

約数ペア:

[(1, 204914280), (2, 102457140), (3, 68304760), (4, 51228570), (5, 40982856), (6, 34152380), (8, 25614285), (10, 20491428), (12, 17076190), (15, 13660952), (20, 10245714), (24, 8538095), (30, 6830476), (40, 5122857), (60, 3415238), (120, 1707619), (199, 1029720), (398, 514860), (597, 343240), (796, 257430), (995, 205944), (1194, 171620), (1592, 128715), (1990, 102972), (2388, 85810), (2985, 68648), (3980, 51486), (4776, 42905), (5970, 34324), (7960, 25743), (8581, 23880), (11940, 17162)]