21148320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44059}}^1$

素因数の和:44077

約数の個数: 48

約数和(自身を含む): 66618720

約数和(自身を除く): 45470400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44059, 88118, 132177, 176236, 220295, 264354, 352472, 440590, 528708, 660885, 704944, 881180, 1057416, 1321770, 1409888, 1762360, 2114832, 2643540, 3524720, 4229664, 5287080, 7049440, 10574160, 21148320]

約数ペア:

[(1, 21148320), (2, 10574160), (3, 7049440), (4, 5287080), (5, 4229664), (6, 3524720), (8, 2643540), (10, 2114832), (12, 1762360), (15, 1409888), (16, 1321770), (20, 1057416), (24, 881180), (30, 704944), (32, 660885), (40, 528708), (48, 440590), (60, 352472), (80, 264354), (96, 220295), (120, 176236), (160, 132177), (240, 88118), (480, 44059)]