245760720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1129}}^1$

素因数の和:2052

約数の個数: 80

約数和(自身を含む): 763373760

約数和(自身を除く): 517613040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 907, 1129, 1814, 2258, 2721, 3387, 3628, 4516, 4535, 5442, 5645, 6774, 7256, 9032, 9070, 10884, 11290, 13548, 13605, 14512, 16935, 18064, 18140, 21768, 22580, 27096, 27210, 33870, 36280, 43536, 45160, 54192, 54420, 67740, 72560, 90320, 108840, 135480, 217680, 270960, 1024003, 2048006, 3072009, 4096012, 5120015, 6144018, 8192024, 10240030, 12288036, 15360045, 16384048, 20480060, 24576072, 30720090, 40960120, 49152144, 61440180, 81920240, 122880360, 245760720]

約数ペア:

[(1, 245760720), (2, 122880360), (3, 81920240), (4, 61440180), (5, 49152144), (6, 40960120), (8, 30720090), (10, 24576072), (12, 20480060), (15, 16384048), (16, 15360045), (20, 12288036), (24, 10240030), (30, 8192024), (40, 6144018), (48, 5120015), (60, 4096012), (80, 3072009), (120, 2048006), (240, 1024003), (907, 270960), (1129, 217680), (1814, 135480), (2258, 108840), (2721, 90320), (3387, 72560), (3628, 67740), (4516, 54420), (4535, 54192), (5442, 45160), (5645, 43536), (6774, 36280), (7256, 33870), (9032, 27210), (9070, 27096), (10884, 22580), (11290, 21768), (13548, 18140), (13605, 18064), (14512, 16935)]