128675628

素因数分解:

$2^2\times 3^4\times {\mathrm{311}}^1\times {\mathrm{1277}}^1$

素因数の和:1604

約数の個数: 60

約数和(自身を含む): 337729392

約数和(自身を除く): 209053764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 311, 324, 622, 933, 1244, 1277, 1866, 2554, 2799, 3732, 3831, 5108, 5598, 7662, 8397, 11196, 11493, 15324, 16794, 22986, 25191, 33588, 34479, 45972, 50382, 68958, 100764, 103437, 137916, 206874, 397147, 413748, 794294, 1191441, 1588588, 2382882, 3574323, 4765764, 7148646, 10722969, 14297292, 21445938, 32168907, 42891876, 64337814, 128675628]

約数ペア:

[(1, 128675628), (2, 64337814), (3, 42891876), (4, 32168907), (6, 21445938), (9, 14297292), (12, 10722969), (18, 7148646), (27, 4765764), (36, 3574323), (54, 2382882), (81, 1588588), (108, 1191441), (162, 794294), (311, 413748), (324, 397147), (622, 206874), (933, 137916), (1244, 103437), (1277, 100764), (1866, 68958), (2554, 50382), (2799, 45972), (3732, 34479), (3831, 33588), (5108, 25191), (5598, 22986), (7662, 16794), (8397, 15324), (11196, 11493)]