1489489920

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{8081}}^1$

素因数の和:8116

約数の個数: 156

約数和(自身を含む): 5163573636

約数和(自身を除く): 3674083716

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, 2880, 3072, 3840, 4096, 4608, 5120, 5760, 6144, 7680, 8081, 9216, 10240, 11520, 12288, 15360, 16162, 18432, 20480, 23040, 24243, 30720, 32324, 36864, 40405, 46080, 48486, 61440, 64648, 72729, 80810, 92160, 96972, 121215, 129296, 145458, 161620, 184320, 193944, 242430, 258592, 290916, 323240, 363645, 387888, 484860, 517184, 581832, 646480, 727290, 775776, 969720, 1034368, 1163664, 1292960, 1454580, 1551552, 1939440, 2068736, 2327328, 2585920, 2909160, 3103104, 3878880, 4137472, 4654656, 5171840, 5818320, 6206208, 7757760, 8274944, 9309312, 10343680, 11636640, 12412416, 15515520, 16549888, 18618624, 20687360, 23273280, 24824832, 31031040, 33099776, 37237248, 41374720, 46546560, 49649664, 62062080, 74474496, 82749440, 93093120, 99299328, 124124160, 148948992, 165498880, 186186240, 248248320, 297897984, 372372480, 496496640, 744744960, 1489489920]

約数ペア:

[(1, 1489489920), (2, 744744960), (3, 496496640), (4, 372372480), (5, 297897984), (6, 248248320), (8, 186186240), (9, 165498880), (10, 148948992), (12, 124124160), (15, 99299328), (16, 93093120), (18, 82749440), (20, 74474496), (24, 62062080), (30, 49649664), (32, 46546560), (36, 41374720), (40, 37237248), (45, 33099776), (48, 31031040), (60, 24824832), (64, 23273280), (72, 20687360), (80, 18618624), (90, 16549888), (96, 15515520), (120, 12412416), (128, 11636640), (144, 10343680), (160, 9309312), (180, 8274944), (192, 7757760), (240, 6206208), (256, 5818320), (288, 5171840), (320, 4654656), (360, 4137472), (384, 3878880), (480, 3103104), (512, 2909160), (576, 2585920), (640, 2327328), (720, 2068736), (768, 1939440), (960, 1551552), (1024, 1454580), (1152, 1292960), (1280, 1163664), (1440, 1034368), (1536, 969720), (1920, 775776), (2048, 727290), (2304, 646480), (2560, 581832), (2880, 517184), (3072, 484860), (3840, 387888), (4096, 363645), (4608, 323240), (5120, 290916), (5760, 258592), (6144, 242430), (7680, 193944), (8081, 184320), (9216, 161620), (10240, 145458), (11520, 129296), (12288, 121215), (15360, 96972), (16162, 92160), (18432, 80810), (20480, 72729), (23040, 64648), (24243, 61440), (30720, 48486), (32324, 46080), (36864, 40405)]