388500816

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{1321}}^1$

素因数の和:1900

約数の個数: 80

約数和(自身を含む): 1097661888

約数和(自身を除く): 709161072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 557, 1114, 1321, 1671, 2228, 2642, 3342, 3963, 4456, 5284, 6127, 6684, 7926, 8912, 10568, 12254, 13368, 14531, 15852, 18381, 21136, 24508, 26736, 29062, 31704, 36762, 43593, 49016, 58124, 63408, 73524, 87186, 98032, 116248, 147048, 174372, 232496, 294096, 348744, 697488, 735797, 1471594, 2207391, 2943188, 4414782, 5886376, 8093767, 8829564, 11772752, 16187534, 17659128, 24281301, 32375068, 35318256, 48562602, 64750136, 97125204, 129500272, 194250408, 388500816]

約数ペア:

[(1, 388500816), (2, 194250408), (3, 129500272), (4, 97125204), (6, 64750136), (8, 48562602), (11, 35318256), (12, 32375068), (16, 24281301), (22, 17659128), (24, 16187534), (33, 11772752), (44, 8829564), (48, 8093767), (66, 5886376), (88, 4414782), (132, 2943188), (176, 2207391), (264, 1471594), (528, 735797), (557, 697488), (1114, 348744), (1321, 294096), (1671, 232496), (2228, 174372), (2642, 147048), (3342, 116248), (3963, 98032), (4456, 87186), (5284, 73524), (6127, 63408), (6684, 58124), (7926, 49016), (8912, 43593), (10568, 36762), (12254, 31704), (13368, 29062), (14531, 26736), (15852, 24508), (18381, 21136)]