4320

素因数分解:

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

素因数の和:24

約数の個数: 48

約数和(自身を含む): 15120

約数和(自身を除く): 10800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320]

約数ペア:

[(1, 4320), (2, 2160), (3, 1440), (4, 1080), (5, 864), (6, 720), (8, 540), (9, 480), (10, 432), (12, 360), (15, 288), (16, 270), (18, 240), (20, 216), (24, 180), (27, 160), (30, 144), (32, 135), (36, 120), (40, 108), (45, 96), (48, 90), (54, 80), (60, 72)]