8997984

素因数分解:

$2^5\times 3^2\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:372

約数の個数: 72

約数和(自身を含む): 25880400

約数和(自身を除く): 16882416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 157, 199, 288, 314, 398, 471, 597, 628, 796, 942, 1194, 1256, 1413, 1592, 1791, 1884, 2388, 2512, 2826, 3184, 3582, 3768, 4776, 5024, 5652, 6368, 7164, 7536, 9552, 11304, 14328, 15072, 19104, 22608, 28656, 31243, 45216, 57312, 62486, 93729, 124972, 187458, 249944, 281187, 374916, 499888, 562374, 749832, 999776, 1124748, 1499664, 2249496, 2999328, 4498992, 8997984]

約数ペア:

[(1, 8997984), (2, 4498992), (3, 2999328), (4, 2249496), (6, 1499664), (8, 1124748), (9, 999776), (12, 749832), (16, 562374), (18, 499888), (24, 374916), (32, 281187), (36, 249944), (48, 187458), (72, 124972), (96, 93729), (144, 62486), (157, 57312), (199, 45216), (288, 31243), (314, 28656), (398, 22608), (471, 19104), (597, 15072), (628, 14328), (796, 11304), (942, 9552), (1194, 7536), (1256, 7164), (1413, 6368), (1592, 5652), (1791, 5024), (1884, 4776), (2388, 3768), (2512, 3582), (2826, 3184)]