165878748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1571}}^1$

素因数の和:2007

約数の個数: 72

約数和(自身を含む): 480654720

約数和(自身を除く): 314775972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 419, 838, 1257, 1571, 1676, 2514, 2933, 3142, 3771, 4713, 5028, 5866, 6284, 7542, 8799, 9426, 10997, 11732, 14139, 15084, 17598, 18852, 21994, 26397, 28278, 32991, 35196, 43988, 52794, 56556, 65982, 98973, 105588, 131964, 197946, 395892, 658249, 1316498, 1974747, 2632996, 3949494, 4607743, 5924241, 7898988, 9215486, 11848482, 13823229, 18430972, 23696964, 27646458, 41469687, 55292916, 82939374, 165878748]

約数ペア:

[(1, 165878748), (2, 82939374), (3, 55292916), (4, 41469687), (6, 27646458), (7, 23696964), (9, 18430972), (12, 13823229), (14, 11848482), (18, 9215486), (21, 7898988), (28, 5924241), (36, 4607743), (42, 3949494), (63, 2632996), (84, 1974747), (126, 1316498), (252, 658249), (419, 395892), (838, 197946), (1257, 131964), (1571, 105588), (1676, 98973), (2514, 65982), (2933, 56556), (3142, 52794), (3771, 43988), (4713, 35196), (5028, 32991), (5866, 28278), (6284, 26397), (7542, 21994), (8799, 18852), (9426, 17598), (10997, 15084), (11732, 14139)]