23040

素因数分解:

$2^9\times 3^2\times 5^1$

素因数の和:29

約数の個数: 60

約数和(自身を含む): 79794

約数和(自身を除く): 56754

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, 11520, 23040]

約数ペア:

[(1, 23040), (2, 11520), (3, 7680), (4, 5760), (5, 4608), (6, 3840), (8, 2880), (9, 2560), (10, 2304), (12, 1920), (15, 1536), (16, 1440), (18, 1280), (20, 1152), (24, 960), (30, 768), (32, 720), (36, 640), (40, 576), (45, 512), (48, 480), (60, 384), (64, 360), (72, 320), (80, 288), (90, 256), (96, 240), (120, 192), (128, 180), (144, 160)]