208320816

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5557}}^1$

素因数の和:5650

約数の個数: 80

約数和(自身を含む): 595461888

約数和(自身を除く): 387141072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 71, 88, 132, 142, 176, 213, 264, 284, 426, 528, 568, 781, 852, 1136, 1562, 1704, 2343, 3124, 3408, 4686, 5557, 6248, 9372, 11114, 12496, 16671, 18744, 22228, 33342, 37488, 44456, 61127, 66684, 88912, 122254, 133368, 183381, 244508, 266736, 366762, 394547, 489016, 733524, 789094, 978032, 1183641, 1467048, 1578188, 2367282, 2934096, 3156376, 4340017, 4734564, 6312752, 8680034, 9469128, 13020051, 17360068, 18938256, 26040102, 34720136, 52080204, 69440272, 104160408, 208320816]

約数ペア:

[(1, 208320816), (2, 104160408), (3, 69440272), (4, 52080204), (6, 34720136), (8, 26040102), (11, 18938256), (12, 17360068), (16, 13020051), (22, 9469128), (24, 8680034), (33, 6312752), (44, 4734564), (48, 4340017), (66, 3156376), (71, 2934096), (88, 2367282), (132, 1578188), (142, 1467048), (176, 1183641), (213, 978032), (264, 789094), (284, 733524), (426, 489016), (528, 394547), (568, 366762), (781, 266736), (852, 244508), (1136, 183381), (1562, 133368), (1704, 122254), (2343, 88912), (3124, 66684), (3408, 61127), (4686, 44456), (5557, 37488), (6248, 33342), (9372, 22228), (11114, 18744), (12496, 16671)]