161666316

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1787}}^1$

素因数の和:2163

約数の個数: 72

約数和(自身を含む): 468599040

約数和(自身を除く): 306932724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 359, 718, 1077, 1436, 1787, 2154, 2513, 3231, 3574, 4308, 5026, 5361, 6462, 7148, 7539, 10052, 10722, 12509, 12924, 15078, 16083, 21444, 22617, 25018, 30156, 32166, 37527, 45234, 50036, 64332, 75054, 90468, 112581, 150108, 225162, 450324, 641533, 1283066, 1924599, 2566132, 3849198, 4490731, 5773797, 7698396, 8981462, 11547594, 13472193, 17962924, 23095188, 26944386, 40416579, 53888772, 80833158, 161666316]

約数ペア:

[(1, 161666316), (2, 80833158), (3, 53888772), (4, 40416579), (6, 26944386), (7, 23095188), (9, 17962924), (12, 13472193), (14, 11547594), (18, 8981462), (21, 7698396), (28, 5773797), (36, 4490731), (42, 3849198), (63, 2566132), (84, 1924599), (126, 1283066), (252, 641533), (359, 450324), (718, 225162), (1077, 150108), (1436, 112581), (1787, 90468), (2154, 75054), (2513, 64332), (3231, 50036), (3574, 45234), (4308, 37527), (5026, 32166), (5361, 30156), (6462, 25018), (7148, 22617), (7539, 21444), (10052, 16083), (10722, 15078), (12509, 12924)]