78311040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{40787}}^1$

素因数の和:40809

約数の個数: 64

約数和(自身を含む): 249622560

約数和(自身を除く): 171311520

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, 40787, 81574, 122361, 163148, 203935, 244722, 326296, 407870, 489444, 611805, 652592, 815740, 978888, 1223610, 1305184, 1631480, 1957776, 2447220, 2610368, 3262960, 3915552, 4894440, 5220736, 6525920, 7831104, 9788880, 13051840, 15662208, 19577760, 26103680, 39155520, 78311040]

約数ペア:

[(1, 78311040), (2, 39155520), (3, 26103680), (4, 19577760), (5, 15662208), (6, 13051840), (8, 9788880), (10, 7831104), (12, 6525920), (15, 5220736), (16, 4894440), (20, 3915552), (24, 3262960), (30, 2610368), (32, 2447220), (40, 1957776), (48, 1631480), (60, 1305184), (64, 1223610), (80, 978888), (96, 815740), (120, 652592), (128, 611805), (160, 489444), (192, 407870), (240, 326296), (320, 244722), (384, 203935), (480, 163148), (640, 122361), (960, 81574), (1920, 40787)]