211689990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7193}}^1$

素因数の和:7318

約数の個数: 64

約数和(自身を含む): 569764800

約数和(自身を除く): 358074810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 109, 135, 218, 270, 327, 545, 654, 981, 1090, 1635, 1962, 2943, 3270, 4905, 5886, 7193, 9810, 14386, 14715, 21579, 29430, 35965, 43158, 64737, 71930, 107895, 129474, 194211, 215790, 323685, 388422, 647370, 784037, 971055, 1568074, 1942110, 2352111, 3920185, 4704222, 7056333, 7840370, 11760555, 14112666, 21168999, 23521110, 35281665, 42337998, 70563330, 105844995, 211689990]

約数ペア:

[(1, 211689990), (2, 105844995), (3, 70563330), (5, 42337998), (6, 35281665), (9, 23521110), (10, 21168999), (15, 14112666), (18, 11760555), (27, 7840370), (30, 7056333), (45, 4704222), (54, 3920185), (90, 2352111), (109, 1942110), (135, 1568074), (218, 971055), (270, 784037), (327, 647370), (545, 388422), (654, 323685), (981, 215790), (1090, 194211), (1635, 129474), (1962, 107895), (2943, 71930), (3270, 64737), (4905, 43158), (5886, 35965), (7193, 29430), (9810, 21579), (14386, 14715)]