200969745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 373739520

約数和(自身を除く): 172769775

約数列:

[1, 3, 5, 15, 19, 23, 31, 43, 57, 69, 93, 95, 115, 129, 155, 215, 285, 345, 437, 465, 529, 589, 645, 713, 817, 989, 1311, 1333, 1587, 1767, 2139, 2185, 2451, 2645, 2945, 2967, 3565, 3999, 4085, 4945, 6555, 6665, 7935, 8835, 10051, 10695, 12255, 13547, 14835, 16399, 18791, 19995, 22747, 25327, 30153, 30659, 40641, 49197, 50255, 56373, 67735, 68241, 75981, 81995, 91977, 93955, 113735, 126635, 150765, 153295, 203205, 245985, 281865, 311581, 341205, 379905, 432193, 459885, 582521, 705157, 934743, 1296579, 1557905, 1747563, 2115471, 2160965, 2912605, 3525785, 4673715, 6482895, 8737815, 10577355, 13397983, 40193949, 66989915, 200969745]

約数ペア:

[(1, 200969745), (3, 66989915), (5, 40193949), (15, 13397983), (19, 10577355), (23, 8737815), (31, 6482895), (43, 4673715), (57, 3525785), (69, 2912605), (93, 2160965), (95, 2115471), (115, 1747563), (129, 1557905), (155, 1296579), (215, 934743), (285, 705157), (345, 582521), (437, 459885), (465, 432193), (529, 379905), (589, 341205), (645, 311581), (713, 281865), (817, 245985), (989, 203205), (1311, 153295), (1333, 150765), (1587, 126635), (1767, 113735), (2139, 93955), (2185, 91977), (2451, 81995), (2645, 75981), (2945, 68241), (2967, 67735), (3565, 56373), (3999, 50255), (4085, 49197), (4945, 40641), (6555, 30659), (6665, 30153), (7935, 25327), (8835, 22747), (10051, 19995), (10695, 18791), (12255, 16399), (13547, 14835)]