642369708

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{2011}}^1$

素因数の和:2507

約数の個数: 72

約数和(自身を含む): 1713741120

約数和(自身を除く): 1071371412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 467, 684, 934, 1401, 1868, 2011, 2802, 4022, 4203, 5604, 6033, 8044, 8406, 8873, 12066, 16812, 17746, 18099, 24132, 26619, 35492, 36198, 38209, 53238, 72396, 76418, 79857, 106476, 114627, 152836, 159714, 229254, 319428, 343881, 458508, 687762, 939137, 1375524, 1878274, 2817411, 3756548, 5634822, 8452233, 11269644, 16904466, 17843603, 33808932, 35687206, 53530809, 71374412, 107061618, 160592427, 214123236, 321184854, 642369708]

約数ペア:

[(1, 642369708), (2, 321184854), (3, 214123236), (4, 160592427), (6, 107061618), (9, 71374412), (12, 53530809), (18, 35687206), (19, 33808932), (36, 17843603), (38, 16904466), (57, 11269644), (76, 8452233), (114, 5634822), (171, 3756548), (228, 2817411), (342, 1878274), (467, 1375524), (684, 939137), (934, 687762), (1401, 458508), (1868, 343881), (2011, 319428), (2802, 229254), (4022, 159714), (4203, 152836), (5604, 114627), (6033, 106476), (8044, 79857), (8406, 76418), (8873, 72396), (12066, 53238), (16812, 38209), (17746, 36198), (18099, 35492), (24132, 26619)]