39998520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:965

約数の個数: 96

約数和(自身を含む): 131105520

約数和(自身を除く): 91107000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 137, 180, 274, 360, 411, 548, 685, 811, 822, 1096, 1233, 1370, 1622, 1644, 2055, 2433, 2466, 2740, 3244, 3288, 4055, 4110, 4866, 4932, 5480, 6165, 6488, 7299, 8110, 8220, 9732, 9864, 12165, 12330, 14598, 16220, 16440, 19464, 24330, 24660, 29196, 32440, 36495, 48660, 49320, 58392, 72990, 97320, 111107, 145980, 222214, 291960, 333321, 444428, 555535, 666642, 888856, 999963, 1111070, 1333284, 1666605, 1999926, 2222140, 2666568, 3333210, 3999852, 4444280, 4999815, 6666420, 7999704, 9999630, 13332840, 19999260, 39998520]

約数ペア:

[(1, 39998520), (2, 19999260), (3, 13332840), (4, 9999630), (5, 7999704), (6, 6666420), (8, 4999815), (9, 4444280), (10, 3999852), (12, 3333210), (15, 2666568), (18, 2222140), (20, 1999926), (24, 1666605), (30, 1333284), (36, 1111070), (40, 999963), (45, 888856), (60, 666642), (72, 555535), (90, 444428), (120, 333321), (137, 291960), (180, 222214), (274, 145980), (360, 111107), (411, 97320), (548, 72990), (685, 58392), (811, 49320), (822, 48660), (1096, 36495), (1233, 32440), (1370, 29196), (1622, 24660), (1644, 24330), (2055, 19464), (2433, 16440), (2466, 16220), (2740, 14598), (3244, 12330), (3288, 12165), (4055, 9864), (4110, 9732), (4866, 8220), (4932, 8110), (5480, 7299), (6165, 6488)]