64406484

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 167454560

約数和(自身を除く): 103048076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 139, 183, 211, 244, 278, 366, 417, 422, 549, 556, 633, 732, 834, 844, 1098, 1251, 1266, 1668, 1899, 2196, 2502, 2532, 3798, 5004, 7596, 8479, 12871, 16958, 25437, 25742, 29329, 33916, 38613, 50874, 51484, 58658, 76311, 77226, 87987, 101748, 115839, 117316, 152622, 154452, 175974, 231678, 263961, 305244, 351948, 463356, 527922, 1055844, 1789069, 3578138, 5367207, 7156276, 10734414, 16101621, 21468828, 32203242, 64406484]

約数ペア:

[(1, 64406484), (2, 32203242), (3, 21468828), (4, 16101621), (6, 10734414), (9, 7156276), (12, 5367207), (18, 3578138), (36, 1789069), (61, 1055844), (122, 527922), (139, 463356), (183, 351948), (211, 305244), (244, 263961), (278, 231678), (366, 175974), (417, 154452), (422, 152622), (549, 117316), (556, 115839), (633, 101748), (732, 87987), (834, 77226), (844, 76311), (1098, 58658), (1251, 51484), (1266, 50874), (1668, 38613), (1899, 33916), (2196, 29329), (2502, 25742), (2532, 25437), (3798, 16958), (5004, 12871), (7596, 8479)]