156937438

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 298598400

約数和(自身を除く): 141660962

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 89, 119, 178, 217, 238, 239, 434, 478, 527, 623, 1054, 1246, 1513, 1673, 2759, 3026, 3346, 3689, 4063, 5518, 7378, 7409, 8126, 10591, 14818, 19313, 21182, 21271, 28441, 38626, 42542, 46903, 51863, 56882, 93806, 103726, 125953, 148897, 251906, 297794, 328321, 361607, 656642, 659401, 723214, 881671, 1318802, 1763342, 2531249, 4615807, 5062498, 9231614, 11209817, 22419634, 78468719, 156937438]

約数ペア:

[(1, 156937438), (2, 78468719), (7, 22419634), (14, 11209817), (17, 9231614), (31, 5062498), (34, 4615807), (62, 2531249), (89, 1763342), (119, 1318802), (178, 881671), (217, 723214), (238, 659401), (239, 656642), (434, 361607), (478, 328321), (527, 297794), (623, 251906), (1054, 148897), (1246, 125953), (1513, 103726), (1673, 93806), (2759, 56882), (3026, 51863), (3346, 46903), (3689, 42542), (4063, 38626), (5518, 28441), (7378, 21271), (7409, 21182), (8126, 19313), (10591, 14818)]