257518080

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11177}}^1$

素因数の和:11206

約数の個数: 120

約数和(自身を含む): 891937332

約数和(自身を除く): 634419252

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, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11177, 11520, 22354, 23040, 33531, 44708, 55885, 67062, 89416, 100593, 111770, 134124, 167655, 178832, 201186, 223540, 268248, 335310, 357664, 402372, 447080, 502965, 536496, 670620, 715328, 804744, 894160, 1005930, 1072992, 1341240, 1430656, 1609488, 1788320, 2011860, 2145984, 2682480, 2861312, 3218976, 3576640, 4023720, 4291968, 5364960, 5722624, 6437952, 7153280, 8047440, 8583936, 10729920, 12875904, 14306560, 16094880, 17167872, 21459840, 25751808, 28613120, 32189760, 42919680, 51503616, 64379520, 85839360, 128759040, 257518080]

約数ペア:

[(1, 257518080), (2, 128759040), (3, 85839360), (4, 64379520), (5, 51503616), (6, 42919680), (8, 32189760), (9, 28613120), (10, 25751808), (12, 21459840), (15, 17167872), (16, 16094880), (18, 14306560), (20, 12875904), (24, 10729920), (30, 8583936), (32, 8047440), (36, 7153280), (40, 6437952), (45, 5722624), (48, 5364960), (60, 4291968), (64, 4023720), (72, 3576640), (80, 3218976), (90, 2861312), (96, 2682480), (120, 2145984), (128, 2011860), (144, 1788320), (160, 1609488), (180, 1430656), (192, 1341240), (240, 1072992), (256, 1005930), (288, 894160), (320, 804744), (360, 715328), (384, 670620), (480, 536496), (512, 502965), (576, 447080), (640, 402372), (720, 357664), (768, 335310), (960, 268248), (1152, 223540), (1280, 201186), (1440, 178832), (1536, 167655), (1920, 134124), (2304, 111770), (2560, 100593), (2880, 89416), (3840, 67062), (4608, 55885), (5760, 44708), (7680, 33531), (11177, 23040), (11520, 22354)]