2158080

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{281}}^1$

素因数の和:307

約数の個数: 80

約数和(自身を含む): 6923664

約数和(自身を除く): 4765584

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, 256, 281, 320, 384, 480, 512, 562, 640, 768, 843, 960, 1124, 1280, 1405, 1536, 1686, 1920, 2248, 2560, 2810, 3372, 3840, 4215, 4496, 5620, 6744, 7680, 8430, 8992, 11240, 13488, 16860, 17984, 22480, 26976, 33720, 35968, 44960, 53952, 67440, 71936, 89920, 107904, 134880, 143872, 179840, 215808, 269760, 359680, 431616, 539520, 719360, 1079040, 2158080]

約数ペア:

[(1, 2158080), (2, 1079040), (3, 719360), (4, 539520), (5, 431616), (6, 359680), (8, 269760), (10, 215808), (12, 179840), (15, 143872), (16, 134880), (20, 107904), (24, 89920), (30, 71936), (32, 67440), (40, 53952), (48, 44960), (60, 35968), (64, 33720), (80, 26976), (96, 22480), (120, 17984), (128, 16860), (160, 13488), (192, 11240), (240, 8992), (256, 8430), (281, 7680), (320, 6744), (384, 5620), (480, 4496), (512, 4215), (562, 3840), (640, 3372), (768, 2810), (843, 2560), (960, 2248), (1124, 1920), (1280, 1686), (1405, 1536)]