161506296

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{320449}}^1$

素因数の和:320468

約数の個数: 48

約数和(自身を含む): 499902000

約数和(自身を除く): 338395704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 320449, 640898, 961347, 1281796, 1922694, 2243143, 2563592, 2884041, 3845388, 4486286, 5768082, 6729429, 7690776, 8972572, 11536164, 13458858, 17945144, 20188287, 23072328, 26917716, 40376574, 53835432, 80753148, 161506296]

約数ペア:

[(1, 161506296), (2, 80753148), (3, 53835432), (4, 40376574), (6, 26917716), (7, 23072328), (8, 20188287), (9, 17945144), (12, 13458858), (14, 11536164), (18, 8972572), (21, 7690776), (24, 6729429), (28, 5768082), (36, 4486286), (42, 3845388), (56, 2884041), (63, 2563592), (72, 2243143), (84, 1922694), (126, 1281796), (168, 961347), (252, 640898), (504, 320449)]