123239040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{64187}}^1$

素因数の和:64209

約数の個数: 64

約数和(自身を含む): 392830560

約数和(自身を除く): 269591520

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, 64187, 128374, 192561, 256748, 320935, 385122, 513496, 641870, 770244, 962805, 1026992, 1283740, 1540488, 1925610, 2053984, 2567480, 3080976, 3851220, 4107968, 5134960, 6161952, 7702440, 8215936, 10269920, 12323904, 15404880, 20539840, 24647808, 30809760, 41079680, 61619520, 123239040]

約数ペア:

[(1, 123239040), (2, 61619520), (3, 41079680), (4, 30809760), (5, 24647808), (6, 20539840), (8, 15404880), (10, 12323904), (12, 10269920), (15, 8215936), (16, 7702440), (20, 6161952), (24, 5134960), (30, 4107968), (32, 3851220), (40, 3080976), (48, 2567480), (60, 2053984), (64, 1925610), (80, 1540488), (96, 1283740), (120, 1026992), (128, 962805), (160, 770244), (192, 641870), (240, 513496), (320, 385122), (384, 320935), (480, 256748), (640, 192561), (960, 128374), (1920, 64187)]