21770160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90709}}^1$

素因数の和:90725

約数の個数: 40

約数和(自身を含む): 67488240

約数和(自身を除く): 45718080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90709, 181418, 272127, 362836, 453545, 544254, 725672, 907090, 1088508, 1360635, 1451344, 1814180, 2177016, 2721270, 3628360, 4354032, 5442540, 7256720, 10885080, 21770160]

約数ペア:

[(1, 21770160), (2, 10885080), (3, 7256720), (4, 5442540), (5, 4354032), (6, 3628360), (8, 2721270), (10, 2177016), (12, 1814180), (15, 1451344), (16, 1360635), (20, 1088508), (24, 907090), (30, 725672), (40, 544254), (48, 453545), (60, 362836), (80, 272127), (120, 181418), (240, 90709)]