123299520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{128437}}^1$

素因数の和:128457

約数の個数: 56

約数和(自身を含む): 391479024

約数和(自身を除く): 268179504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 128437, 256874, 385311, 513748, 642185, 770622, 1027496, 1284370, 1541244, 1926555, 2054992, 2568740, 3082488, 3853110, 4109984, 5137480, 6164976, 7706220, 8219968, 10274960, 12329952, 15412440, 20549920, 24659904, 30824880, 41099840, 61649760, 123299520]

約数ペア:

[(1, 123299520), (2, 61649760), (3, 41099840), (4, 30824880), (5, 24659904), (6, 20549920), (8, 15412440), (10, 12329952), (12, 10274960), (15, 8219968), (16, 7706220), (20, 6164976), (24, 5137480), (30, 4109984), (32, 3853110), (40, 3082488), (48, 2568740), (60, 2054992), (64, 1926555), (80, 1541244), (96, 1284370), (120, 1027496), (160, 770622), (192, 642185), (240, 513748), (320, 385311), (480, 256874), (960, 128437)]