1980687360

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{128951}}^1$

素因数の和:128979

約数の個数: 88

約数和(自身を含む): 6335153856

約数和(自身を除く): 4354466496

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, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 128951, 257902, 386853, 515804, 644755, 773706, 1031608, 1289510, 1547412, 1934265, 2063216, 2579020, 3094824, 3868530, 4126432, 5158040, 6189648, 7737060, 8252864, 10316080, 12379296, 15474120, 16505728, 20632160, 24758592, 30948240, 33011456, 41264320, 49517184, 61896480, 66022912, 82528640, 99034368, 123792960, 132045824, 165057280, 198068736, 247585920, 330114560, 396137472, 495171840, 660229120, 990343680, 1980687360]

約数ペア:

[(1, 1980687360), (2, 990343680), (3, 660229120), (4, 495171840), (5, 396137472), (6, 330114560), (8, 247585920), (10, 198068736), (12, 165057280), (15, 132045824), (16, 123792960), (20, 99034368), (24, 82528640), (30, 66022912), (32, 61896480), (40, 49517184), (48, 41264320), (60, 33011456), (64, 30948240), (80, 24758592), (96, 20632160), (120, 16505728), (128, 15474120), (160, 12379296), (192, 10316080), (240, 8252864), (256, 7737060), (320, 6189648), (384, 5158040), (480, 4126432), (512, 3868530), (640, 3094824), (768, 2579020), (960, 2063216), (1024, 1934265), (1280, 1547412), (1536, 1289510), (1920, 1031608), (2560, 773706), (3072, 644755), (3840, 515804), (5120, 386853), (7680, 257902), (15360, 128951)]