128837760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{67103}}^1$

素因数の和:67125

約数の個数: 64

約数和(自身を含む): 410676480

約数和(自身を除く): 281838720

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, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 67103, 134206, 201309, 268412, 335515, 402618, 536824, 671030, 805236, 1006545, 1073648, 1342060, 1610472, 2013090, 2147296, 2684120, 3220944, 4026180, 4294592, 5368240, 6441888, 8052360, 8589184, 10736480, 12883776, 16104720, 21472960, 25767552, 32209440, 42945920, 64418880, 128837760]

約数ペア:

[(1, 128837760), (2, 64418880), (3, 42945920), (4, 32209440), (5, 25767552), (6, 21472960), (8, 16104720), (10, 12883776), (12, 10736480), (15, 8589184), (16, 8052360), (20, 6441888), (24, 5368240), (30, 4294592), (32, 4026180), (40, 3220944), (48, 2684120), (60, 2147296), (64, 2013090), (80, 1610472), (96, 1342060), (120, 1073648), (128, 1006545), (160, 805236), (192, 671030), (240, 536824), (320, 402618), (384, 335515), (480, 268412), (640, 201309), (960, 134206), (1920, 67103)]