248739840

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{2699}}^1$

素因数の和:2732

約数の個数: 144

約数和(自身を含む): 862407000

約数和(自身を除く): 613667160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2699, 2880, 3072, 3840, 4608, 5120, 5398, 5760, 6144, 7680, 8097, 9216, 10240, 10796, 11520, 13495, 15360, 16194, 18432, 21592, 23040, 24291, 26990, 30720, 32388, 40485, 43184, 46080, 48582, 53980, 64776, 80970, 86368, 92160, 97164, 107960, 121455, 129552, 161940, 172736, 194328, 215920, 242910, 259104, 323880, 345472, 388656, 431840, 485820, 518208, 647760, 690944, 777312, 863680, 971640, 1036416, 1295520, 1381888, 1554624, 1727360, 1943280, 2072832, 2591040, 2763776, 3109248, 3454720, 3886560, 4145664, 5182080, 5527552, 6218496, 6909440, 7773120, 8291328, 10364160, 12436992, 13818880, 15546240, 16582656, 20728320, 24873984, 27637760, 31092480, 41456640, 49747968, 62184960, 82913280, 124369920, 248739840]

約数ペア:

[(1, 248739840), (2, 124369920), (3, 82913280), (4, 62184960), (5, 49747968), (6, 41456640), (8, 31092480), (9, 27637760), (10, 24873984), (12, 20728320), (15, 16582656), (16, 15546240), (18, 13818880), (20, 12436992), (24, 10364160), (30, 8291328), (32, 7773120), (36, 6909440), (40, 6218496), (45, 5527552), (48, 5182080), (60, 4145664), (64, 3886560), (72, 3454720), (80, 3109248), (90, 2763776), (96, 2591040), (120, 2072832), (128, 1943280), (144, 1727360), (160, 1554624), (180, 1381888), (192, 1295520), (240, 1036416), (256, 971640), (288, 863680), (320, 777312), (360, 690944), (384, 647760), (480, 518208), (512, 485820), (576, 431840), (640, 388656), (720, 345472), (768, 323880), (960, 259104), (1024, 242910), (1152, 215920), (1280, 194328), (1440, 172736), (1536, 161940), (1920, 129552), (2048, 121455), (2304, 107960), (2560, 97164), (2699, 92160), (2880, 86368), (3072, 80970), (3840, 64776), (4608, 53980), (5120, 48582), (5398, 46080), (5760, 43184), (6144, 40485), (7680, 32388), (8097, 30720), (9216, 26990), (10240, 24291), (10796, 23040), (11520, 21592), (13495, 18432), (15360, 16194)]