205320240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1433}}^1$

素因数の和:1651

約数の個数: 120

約数和(自身を含む): 693482400

約数和(自身を除く): 488162160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 199, 240, 360, 398, 597, 720, 796, 995, 1194, 1433, 1592, 1791, 1990, 2388, 2866, 2985, 3184, 3582, 3980, 4299, 4776, 5732, 5970, 7164, 7165, 7960, 8598, 8955, 9552, 11464, 11940, 12897, 14328, 14330, 15920, 17196, 17910, 21495, 22928, 23880, 25794, 28656, 28660, 34392, 35820, 42990, 47760, 51588, 57320, 64485, 68784, 71640, 85980, 103176, 114640, 128970, 143280, 171960, 206352, 257940, 285167, 343920, 515880, 570334, 855501, 1031760, 1140668, 1425835, 1711002, 2281336, 2566503, 2851670, 3422004, 4277505, 4562672, 5133006, 5703340, 6844008, 8555010, 10266012, 11406680, 12832515, 13688016, 17110020, 20532024, 22813360, 25665030, 34220040, 41064048, 51330060, 68440080, 102660120, 205320240]

約数ペア:

[(1, 205320240), (2, 102660120), (3, 68440080), (4, 51330060), (5, 41064048), (6, 34220040), (8, 25665030), (9, 22813360), (10, 20532024), (12, 17110020), (15, 13688016), (16, 12832515), (18, 11406680), (20, 10266012), (24, 8555010), (30, 6844008), (36, 5703340), (40, 5133006), (45, 4562672), (48, 4277505), (60, 3422004), (72, 2851670), (80, 2566503), (90, 2281336), (120, 1711002), (144, 1425835), (180, 1140668), (199, 1031760), (240, 855501), (360, 570334), (398, 515880), (597, 343920), (720, 285167), (796, 257940), (995, 206352), (1194, 171960), (1433, 143280), (1592, 128970), (1791, 114640), (1990, 103176), (2388, 85980), (2866, 71640), (2985, 68784), (3184, 64485), (3582, 57320), (3980, 51588), (4299, 47760), (4776, 42990), (5732, 35820), (5970, 34392), (7164, 28660), (7165, 28656), (7960, 25794), (8598, 23880), (8955, 22928), (9552, 21495), (11464, 17910), (11940, 17196), (12897, 15920), (14328, 14330)]